TH134407A - Hydrocarbon gas action - Google Patents

Abstract

DC60 (22/04/51) The process and apparatus for the regeneration of ethane, ethylene, propane, propylene and heavier hydrocarbon components from the hydrocarbon gas stream are revealed. The currents are cooled and divided into first and second currents. First flow Will continue to be cooled to condensate significantly of all its And after that will be expanded To the pressure of the separation distillation tower and be supplied to the separation distillation tower at the position of the column feeder First in the middle The second current is extended to the tower pressure and then is supplied. Find the second middle column feeder position. Stream of vapor of the The distillation is withdrawn from the column below the feeder position of the first-order stream and compressed. To medium pressure And then is controlled to heat exchange relationship. With a stream of vapor over the head of the tower to cool down the stream of distillation and to condense strongly The importance of all of it, will form a condensed current. At least part of the current The condensed distillation is controlled to a separate distillation tower at the feed position of the center column sequence. The third is set above the position of the first feeder. The recycling stream will be Withdrew from the overhead tower after it had been heated and crushed. The crushed recycling stream is emitted. Sufficiently cools to maintain its critical control And then will be extended to the pressure of The distillation tower is separated and supplied to the tower at the feed position of the top column, the amount and temperature of the feed to the separation distillation tower is effective to maintain the temperature above the tower head. Distillation at temperature, whereby a significant part of the correct components is regenerated. Processes and tools for regeneration of ethane, ethylene, propane, propylene and heavier hydrocarbon components from the hydrocarbon gas stream are revealed. The currents are cooled and divided into first and second currents. 1st flow Will continue to be cooled to condensate significantly of all its And after that will be expanded To the pressure of the separation distillation tower and is supplied to the clamping spear at the position of the column feeder Match number one The second current is extended to the tower pressure and then is supplied. Find the second middle column feeder position. Stream of vapor of the The distillation is withdrawn from the column below the feeder position of the first-order stream and compressed. To the lower pressure And then is controlled to the heat exchange relationship. With the stream of going over the head of the tower to cool down the stream of the distillation and to condense strongly The importance of all of it, will form a condensed current. At least part of the current The condensation is controlled to the separating spear at the feeder position of the middle sequence column. The third is set above the position of the first feeder. The recycling stream will be Withdrew from the overhead tower after it had been heated and crushed. The crushed recycling stream is emitted. Sufficiently cools to maintain its critical control And then will be extended to the pressure of The separation chamber is supplied to the tower at the feed position of the top column, the amount and temperature of the feed to the separation distillation tower is effective to maintain the temperature above the tower head. Distillation at temperature, whereby a significant part of the correct components is regenerated

Claims (4)

Disclaimer (all) which will not appear on the advertisement page: Edit 22/08/2018 Page 1 of 43 pages Disclaimer 1. In the process for the separation of gas flows, which methane, C2 component, C3 component, and heavier hydrocarbon component to the The remainder of the volatile gas and the relative least volatile, mainly constituted C2, the constituent C3, and the heavier hydrocarbon component, or the heavier C3 and hydrocarbon component. Where (a) the current of the gas is cooled under pressure to provide a current that Is cooled (b) .The cooled current is extended to a lower pressure In that way, it is further cooled and (c) the aforementioned further cooled stream is directed towards the distillation column. And was split at a lower pressure By that way, the components of the volatile part were at least Such correlations will be restored. Improvement, where the cooling that follows Such a cooled stream Were divided into the first and second currents; And (1) such first order currents are cooled to condensate significantly of All of it And after Will be extended to a lower pressure That way it will be right (2) The first expanded first-order stream that is then expanded is then supplied to the distillation column at the feeder position of the first center column ( 3) Such a secondary current is extended to such a lower pressure. It is supplied to the column of the distillation at the feeder position of the second center column (4). The vapor stream of the distillation is withdrawn from the column of the The distillation below that cooled first-order stream was amplified and pressed to the Moderate pressure; Page 2 of 43 pages (5) The stream of the compressed distillation vapor is sufficiently cooled to Condenses at least part of it In that way it forms a condensed current; (6) At least part of the condensed current is extended. Also lower pressure And after Was supplied to the column of such distillation at The feed position of the third middle column is positioned above the current. (7) A stream of overhead vapor was withdrawn from the upper part of the column. Such distillation And at least part of the overhead vapor is controlled to Relationship of the heat exchanger with the vapor stream of the aforementioned extruded distillation and heated by that method to provide at least part of the cooling down of the step (5) (8). The vapor above the heated head is compressed to a higher pressure. And thereafter is divided to the remainder of the said volatile gas and the current of Compressed recycling (9) The compressed recycling stream is cooled insufficiently to (10) The stream of such critical compacted recycling is amplified. Out to such lower pressure And was supplied to the column of such distillation at the location of The topmost feeder and (11) the volume and temperature of the feed stream to the column of The distillation is effective to maintain a temperature above the column head of the distillation at Temperature one In that way, most of the components in the volatile part were relative less. It was brought back. -------------------------------------------------- -------------------------------------------------- 1. The process for dividing the gas stream containing methane, the constituent C2, the constituent of C3 and the heavier hydrocarbon component to the The remainder of the volatile gas and the least interrelated volatile, which play an important role. C2 component, component of C3 and the aforementioned heavier hydroocarbon or C3 component and heavier hydroocarbon component where (a) the flow of such gas is cooled. Under pressure to supply the cause Cooled stream; (b) The cooled current is extended to a lower pressure. That way it will continue to be cooled; And (c) the continuos cooled current Will be controlled towards a column of Distilled and distilled separately at such low pressure. By that way, the components of the less volatile part Such relevance will be restored; Improvement in which the cooling that follows Such a cooled stream will Were divided into the first and second currents; And (1) such first order currents are cooled to condensate significantly of All of it And after Will be extended to a lower pressure That way it will be right Continue to cool; (2) The first amplified first order stream thereafter is supplied to the column of such distillation at the feeder position of the first center column; (3) Such a second-order current is extended to such a lower pressure. And is supplied to the column of the distillation at the feeder position of the second middle column; (4) The stream of distillation vapor is withdrawn from the column area of the The distillation below the amplified first-order currents was amplified, and then compressed to the Moderate pressure; (5) The stream of the compressed distillation vapor is sufficiently cooled. To condense as little as possible part of it That way, it forms a condensed current; (6) At least the condensed portion of the current is extended to Lower pressure And after Will be supplied to the column of such distillation at The feed position of the third middle column is set above the first at Was cooled, that was enlarged; (7) The overhead stream is withdrawn from the top of the column of the Such distillation And at the very least, the portion of the overhead flow is controlled to the Correspondence of the exchange of heat with the vapor stream of the aforementioned extruded distillation and heated by that method to provide at least the cooling part of the procedure (5); (8). The current of the vapor above the remaining head of the volatile gas and the above currents and thereafter is divided into the remainder of the said volatile gas and current. Of recycling being compressed; (9) The crushed recycling stream is cooled sufficiently to Condenses its essence; (10) The condensate recycling stream that is concentrated such a thing is Extends to a lower pressure And was supplied to the columns of the distillation. At the location of the topmost cupping agent; And (11) the amount and temperature of the current of the protective substance to the column of Such distillation is effective to maintain a temperature above the gua of the column of the distillation at that temperature. It will be restored 2. In the process for the separation of gas flows containing methane, C2 component, C3 component and heavier hydrocarbon component to the The remainder of the volatile gas and the relative least volatile matter is important. Of component C2, component of C3 and the heavier hydrocarbon component or component of C3 and the heavier hydrocarbon component where process (a) the gas stream is cooled under pressure To procure Cooled stream; (b) The cooled current is extended to a lower pressure. That way it will continue to be cooled; And (c) the further cooling current is directed towards the column of Distilled and distilled separately at such lower pressures. By that way, the components of the less volatile part Such relations will be restored; Improvement in that stream of such gas Will be sufficiently cooled to Condenses some of it; And (1) that partially condensed gas stream is then divided that way to supply the vapor stream. And at least one stream of liquid; (2) The current of the vapor thereafter is divided into the first and second currents; (3) Such first order currents are cooled to condensate significantly of All of it And after Will be extended to a lower pressure Yo that way it will be right Continue to cool; (4) the first amplified first order stream thereafter is supplied to the column of such distillation at the feeder position of the first center column; (5) The second-order current is extended to the lower pressure. And is supplied to the column of the distillation at the feeder position of the second middle column; (6) The stream of the distillation beam is taken apart from the area of the column of The distillation below the amplified first-order currents is amplified, and is compressed to the Medium pressure; (7) The stream of such compressed distillation vapor is sufficiently cooled. To condense at least part of it That way, it forms a condensed current; (8) At least the condensed section of the current will be extended to Lower pressure And after Will be supplied to the column of the said condensation at The feed position of the third middle column is set above the first at Was cooled, that was extended; (9) at least part of at least one flow of such liquid. It is extended to the lower pressure and is supplied to the distillation column. At the position of the fourth middle column feeder; (10) The overhead vapor stream is withdrawn from the top of the column of the Such distillation And at the very least, the overhead stream is controlled to Relationship of the heat exchange with the vapor stream of the aforementioned extruded distillate and heated by that method to provide at least the cooling part of the step (7); (11) the vapor stream. Above such a heated head is compressed to a higher pressure and then is divided to the remainder of the said volatile gas and current. Of recycling being compressed; (12) The stream of the crushed recycling car is sufficiently cooled to Condenses its essence; (13) Significantly condensed recycling stream is said to be Extends to a lower pressure thereof And was supplied to the column of such distillation. At the location of the topmost protective agent; And (14) the amount and temperature of the aforementioned stream of substance to the column of Such distillation is effective to maintain In which temperature above the head of the column of the distillation at the temperature by which method a significant part of the relative less volatile components is restored. 3. The process for the separation of gas flows containing methane, C2 component, C3 component and heavier hydrocarbon component to the The remainder of the volatile gas and the evaporative fraction, at least relative to each other, is essential. Of component C2, component of C3 and the heavier hydrocarbon component or component of C3 and the aforementioned heavy hydrocarbon component in which process (a) such gas flows are cooled under pressure. To procure The stream continues to cool; And (b) such cooled current is extended to a lower pressure. That way it will continue to be cooled; And (c) the further cooled current is directed to the column of Distilled and distilled at such lower pressures. By that way, the components of the less volatile part Such relevance will be restored; Adjustment in that gas stream Will be cool enough to Condenses some of it; And (1) that partially condensed gas stream is then separated in that way to supply the vapor stream. And at least one stream of liquid; (2) The main stream of the vapor is divided into the first and second currents; (3) Such first order currents are combined with at least part of At least one such stream of liquid forms to form a combined stream, and the combined stream is then cooled to condensate significantly of all of it and after. Will be extended to a lower pressure That way it will continue to be cooled; (4) The cooled combined stream that is amplified as such is then supplied to the column of such distillation at the feeder position of the first center column; (5) Such a second-order current is extended to such a lower pressure. It is supplied to the column of the distillation at the position of the second center column protective agent (6). The vapor stream of the distillation is withdrawn from the column of the distillation area. The distillation below the amplified combined stream that is amplified and is compressed. (7) The stream of the compressed distillation vapor is sufficiently cooled. To condense at least part of it That way, it forms a condensed current; (8) At least the condensed section of the current will be extended to Pressure below that and after Will be supplied to the column of such distillation at The feed position of the third middle column is set above the combined current at Was cooled, that was enlarged; (9) Any residual residue of at least one such fluid stream. Will be extended to a lower pressure And will be supplied to the column of the aforementioned distillation. At the location of the protective substance of the fourth middle column; (10) The overhead vapor stream is withdrawn from the top of the column of the Such distillation And at the very least, the overhead stream is controlled to Correspondence of heat exchange with the stream of vapor of the distillation being pressed and heated by that method to provide at least the cooling part of the procedure (7); ( 11) The current of the above heated vapor is compressed to a higher pressure and then is divided to the remaining portion of the said volatile gas and current. Of recycling being compressed; (12) The crushed recycling stream is sufficiently cooled to Condenses its essence; (13) The condensed recycling stream that has been substantially condensed is Sold out to a lower pressure And was supplied to the column of such distillation. At the position of the building, enter the top part; And (14) the volume and temperature of the stream of such feeders to the column of Such distillation is effective to maintain the temperature above the column of the distillation at that temperature, whereby a significant portion of the relative less volatile components is restored.4. The process for the separation of gas flows containing methane, C2 component, C3 component and heavier hydrocarbon component to the The selected portions of the volatile gas and the relative least volatile which play an important role. Of component C2, component of C3 and the heavier hydrocarbon component or component of C3 and the aforementioned heavy hydrocarbon component in which process (a) such gas flows are cooled under pressure. To procure Cooled stream; (b) As such the cooled current is extended to a lower pressure. That way it will continue to be cooled; And (c) the further cooled current is directed to the column of Distilled and distilled separately at such lower pressures. By that way, the components of the less volatile part Such relevance will be restored; Improvement in there, the cooling that follows Such a cooled stream Will be divided into the first and second currents; And (1) such first order currents are cooled to condensate significantly of All of it And after Will be extended to a lower pressure That way it will be right Continue to cool; (2) The first amplified first order current that is subsequently amplified is supplied at the position of the feeder of the first middle column to the apparatus which is in contact with and Which separates to produce the first overhead vapor stream and the lowest part of the liquid stream, therefore, that minimal liquid stream is supplied to the column of the distillation; (3) The second overhead vapor stream is withdrawn from the top of the Columns of the distillation and are directed to the devices that touch and divide it. At the position of the first lower feedstock; (4) The second sequence is extended to the lower pressure. And shall be supplied to the touching and separating device at the second lower feed position; (5) The condensate vapor stream is withdrawn from the exposed area of the apparatus. And which separates it below the cooled first-order stream that is amplified, and Will be compressed to a lower pressure; (6) The stream of the compressed air is sufficiently cooled. To condense at least part of it That way, it forms a condensed current; (7) At least the condensed portion of the current extends to Lower pressure And after that it is supplied to the touching and separating devices. Such at the feed position of the second middle column set above the sequence current. The one that was cooled, was enlarged thereof; (8) At the very least, the above first head of vapor is It is regulated to the relationship of heat exchange with the vapor stream of the extruded and heated distillation. That way, in order to provide at least the cooling portion of the procedure (6); (9) the stream of the first heated first-order vapor is compressed to Higher pressure And after that it is divided into the remainder of the said volatile gas. And the stream of recycling being crushed; (10) The compressed recycling stream is sufficiently cooled to Condenses its essence; (11) The condensed recycling stream is thus significantly condensed. Extends to a lower pressure thereof And will be supplied to devices that are touching and separating Such at the position of the top feed material; And (12) the amount and temperature of the current of such a feed to the apparatus which The contact and separator are effective to maintain a temperature above the head of the device, which Touch and which separates it at temperature By that way, the essential part of the volatile component Less than that, such a relationship will be restored 5. The process for the separation of gas flows containing methane, C2 component, C3 component and heavier hydrocarbon component to the The selected portions of the volatile gas and the relative least volatile which play an important role. Of component C2, component of C3 and the heavier hydrocarbon component or component of C3 and the aforementioned heavy hydrocarbon component in which process (a) such gas flows are cooled under pressure. To procure Cooled stream; (b) As such the cooled current is extended to a lower pressure. That way it will continue to be cooled; And (c) the further cooled current is directed to the column of Distilled and distilled separately at such lower pressures. By that way, the components of the less volatile part Such relevance will be restored; Improvement in there, the cooling that follows Such a cooled stream Will be divided into the first and second currents; And (1) that partially condensed gas stream is divided by that method in order to supply the vapor stream. And at least one stream of liquid; (2) The current of the vapor thereafter is divided into the first and second currents; (3) Such first order currents are cooled to condensate significantly of All of it And afterwards it is extended to a lower pressure. That way it will be right Continue to cool; (4) The first amplified, cooled first-order current is then supplied at the position of the feeder of the first middle column to the apparatus which is in contact with and Which separates to produce the first overhead vapor stream and the lowest part of the liquid stream, therefore the lowest such stream of liquid is supplied to the column of the distillation; (5) The second overhead vapor stream is withdrawn from the top of the The column of the distillation and is controlled to the device which touches and shares the bearing. At the feed position lower than the first; (6) Such a second-order current is extended to such a lower pressure. And will be supplied to the device which is touching And which separates it at the position of the second lower feed; (7) The condensate vapor stream is emitted from the area of the apparatus which is in contact. And which separates it below the cooled first-order stream that is amplified, and Will be compressed to medium pressure; (8) The stream of the compressed distillation vapor is sufficiently cooled. To condense at least part of it That way, it forms a condensed current; (9) At least the condensed section of the current will be extended to Lower pressure And after that it is supplied to the touching and separating devices. Thus, the feed position of the second middle column is set above the sequence current. The one that was cooled, was enlarged thereof; (10) At least the fraction of at least one flow of such liquid. It is extended to the aforementioned lower pressure and supplied to the distillation column. At the position of the feed of the middle column; (11) At the very least, the aforementioned portion of the above head vapor shall be It is regulated to the relationship of heat exchange with the vapor stream of the extruded and heated distillation. That way to provide at least the cooling part of the Step (8); (12) The stream of the first overhead vapor that is heated thereof is compressed to Higher pressure And after that it is divided into the remainder of the said volatile gas. And the stream of recycling being crushed; (13) The compressed recycling stream is sufficiently cooled to Condenses its essence; (14) The condensed recycling stream that has been substantially condensed is Extends to a lower pressure thereof And is supplied to devices that touch and and which divide Such at the top feed position; And (15) the amount and temperature of the currents of such feeders to the apparatus which The contact and separator are effective to maintain a temperature above the head of the device, which Touch and which separates it at temperature By that way, the essential part of the volatile component Less relative, such will be restored 6. The process for the separation of gas flows containing methane, C2 component, C3 component and heavier hydrocarbon component to the The selected portions of the volatile gas and the relative least volatile which play an important role. Of component C2, component of C3 and the heavier hydrocarbon component, or component of C3 and the aforementioned heavy hydrocarbon component, where (a) the flow of such gas is cooled under pressure. To procure Cooled stream; (b) The cooled current is extended to a lower pressure. That way it will continue to be cooled; And (c) the further cooling current is directed towards the column of Distilled and distilled separately at such lower pressures. By that way, the components of the less volatile part Such relevance will be restored; Improvement in there, the cooling that follows Such a cooled stream Will be divided into the first and second currents; And (1) that partially condensed gas stream is divided by that method in order to supply the vapor stream. And at least one stream of liquid; (2) The current of the vapor thereafter is divided into the first and second currents; (3) Such first-order currents are combined with at least the fraction of At least one such fluid flows to form a combined stream, and the combined currents are cooled. To condense most of all of it And after Will be extended to the lower pressure That way it continues to cool down; (4) The cooled combined current that is then expanded is then supplied in the position of the feeder of the first middle column to the apparatus which is in contact with and Which separates to produce the first overhead vapor stream and the lowest part of the liquid stream, therefore, that minimal liquid stream is supplied to the column of the distillation; (5) The second overhead stream is withdrawn from the bird from the top of the Column of the distillation and will be controlled to the device it touches. And which separates it At the first lower feed position; (6) Such a second-order current is amplified to such a lower pressure. And will be supplied to the device which is touching And which separates it at the lower ranks of the second lower feed; (7) The condensate vapor stream is withdrawn from the exposed area of the apparatus. And which separates thereof below the cooled condensed current that is amplified, and is pressed to medium pressure; (8) The stream of such compressed distillation vapor is sufficiently cooled. To condense at least part of it That way, it forms a condensed current; (9) At least the condensed section of the current will be extended to Lower pressure And after that it is supplied to the touching and separating devices. Thus, at the feed position of the second middle column is set above the combined current. Well that was cooled that was enlarged; (10) Any part of at least one current of such liquid. Will be extended to a lower pressure And will be supplied to the column of the aforementioned distillation. At the position of the feeder of the middle column; (11) At the very least, the part of the flow of the vapor above the head of such a sequence will be It is regulated to the relationship of heat exchange with the vapor stream of the extruded and heated distillation. Thus, in order to provide at least the cooling portion of the procedure (8); (12), the stream of the aforementioned first-order vapor is compressed to Higher pressure And after Is divided into the selected portion of the volatile gas And the stream of the crushed recycling; (13) The compressed recycling stream is sufficiently cooled to Condenses its essence; (14) The condensed recycling stream that is thus substantially condensed is Extends to a lower pressure thereof And is supplied to devices which are tactile and divided Such at the location of the personal feedstock; And (15) the amount and temperature of the currents of such feeders to the apparatus which The contact and separator are effective to maintain a temperature above the head of the device, which And which are separable at temperature By that way, the essential part of the volatile garden components. Less relative, such will be restored 7. Any modifications to claim 1, 2 or 3, where (1) the overhead vapor stream is at least divided to at least the vapor stream. First-order and second-order vapor flows (2) The first-order vapor flows are combined. Such distillation to form a stream of the combined vapor, thus the combined vapor stream. It is pressed to such medium pressure; (3) The compressed vapor stream is sufficiently cooled. To condense at least part of it By that way it forms the condensed current as such; (4) The second flow of vapor is controlled to the Exchanging heat with the summed and heated combined currents By that way to provide Provide at least the cooling portion of the procedure (3); And (5) the second that is heated to such a pressure Higher than that And thereafter is divided into the remaining portion of the said viable gas. And the stream of recycling being crushed said; 8. Any modification according to claim 4, 5 or 6, where (1) the first overhead vapor stream is divided into The least 1st vapor stream And the second stream of vapor; (2) The aforementioned vapor stream is combined with the stream of Such distillation to form a combined vapor stream, thus the combined vapor stream. It will be pressed to such medium pressure; (3) The concentrated vapor stream is sufficiently cooled. To condense at least part of it By that way it forms the condensed current as such; (4) The second flow of vapor will be controlled to the Exchanging heat with the summed and heated combined currents By that way to provide Provide at least the cooling portion of the procedure (3); And (5) the second that is heated to such a pressure Higher than that And after that it is divided into the remainder of the said volatile gas. And the stream of such crushed recycling; 9. Any improvement according to claim 1, 2 or 3, where (1) the condensed current is divided into At least the sequence The first and second part; (2) The first such part is extended to the lower pressure. And after Is supplied to the aforementioned distillation column at the feeder location of the The third middle column thereof; And (3) the aforementioned second division is extended to the aforementioned lower pressure. And after Is supplied to the distillation column at the position of the feed substance of the The lower middle column of the first expanded section 1 0. Improvement according to claim 7, wherein (1) the condensed currents are divided into At least the sequence The first and second part; (2) Such a first-order segment is extended to the aforementioned lower pressure. And after Is supplied to the aforementioned distillation column at the feeder location of the The third middle column thereof; And (3) the aforementioned second division is extended to the aforementioned lower pressure. And after Is supplied to the aforementioned distillation column at the feeder location of the The lower middle column of the first expanded section 1 1. Any amendment to claim 4,5 or 6 where there is (1) the condensed currents are divided to at least the sequence. First and second; (2) The first such part is extended to the lower pressure. And after Are supplied to the touching and separating devices at the location of Feedings of the aforementioned second middle column; And (3) the aforementioned second division is extended to the aforementioned lower pressure. And after Are supplied to the touching and separating devices at the location of Lower center column feeder of the first extended part of the column 1 2. Improvement according to claim 8, wherein (1) the condensed currents are divided into At least the sequence The first and second part; (2) The first such part is extended to the lower pressure. And after Will be supplied to the device And which separates it at the position of Feedings of the aforementioned second middle column; And (3) such a second part is expands to the lower pressure. And after Will be supplied to the device that touches And which separates it at the position of Feed of the lower middle column of the expanded first column 13 adjustments to either claim 1, 2 or 3. In there, at least part That of the amplified condensed current Will be combined with the stream of recycling The concentrated condensation is amplified to form a combined condensed stream, so the combined condensed current is supplied to the distillation column. So at the location of the topmost feed 1 4. Adjustment according to claim 4, 5 or 6, any one In there, at least part Such a condensation was expanded. Will be combined with the stream of recycling Therefore, the combined condensed current is supplied to the device that is exposed and Which separates it at the position of the said personal feeder 1 5. A tool for separating gas currents with methane, C2 component, C3 component and heavier hydrocarbon component to the The remainder of the volatile gas and the least interrelated volatile, which play an important role. A component of C2, a component of C3 and a component of the heavier hydrocarbon, or a component of C3 and a component of the heavier hydrocarbon. In such an apparatus, (a) the first cooling method to cool the gas. Under pressure that is connected to supply a cooled current under pressure; (b) A route of first-order expansion that is connected to obtain The least The portion of such a cooled current under pressure and to expand it out to a lower pressure, by that way the current is further cooled; And (c) the suppression columns that are connected to receive the further cooled currents as such, the distillation columns begin to be adjusted to further divide the cooled currents. It leads to a stream of vapor overhead and the less correlated parts thereof; Improvement in that the tool will include (1) the first division method that is connected to the cooling method. Take that first order to get that cooled stream and to divide it into sequence stream. First and second; (2) Method of second cooling that is connected to the method of The aforementioned first order to get that first order currents. And to cool down its Sufficiently to condense its essence; (3) The method of the first expansion. That start will be connected to The aforementioned second cooling path to obtain condensed first-order currents. And to expand its chest to such a lower pressure The way of expanding The first such order will be further connected to the column of the distillation to supply the stream. First order cooled extended to the aforementioned distillation column at the feeder position of the first center column; (4) A second expansion path connected to the path of division. That first order to get the aforementioned second current And to expand out of it to the pressure Lower than that The way of such a second extension that began to be connected to the column. Of the distillation to supply such a second amplified stream to the column of Such distillation at the feed position of the second middle column; (5) The trajectory of the extraction of the vapor being connected to the distillation column. Above to obtain a stream of distillation vapor from the area of the lower column of distillation. The first cooled stream was amplified thereof; (6) Method of first-order recording connected to path of withdrawal. Of such vapor in order to receive a stream of distillation vapor and to compress it to medium pressure; (7) Way of heat exchange connected to path of compression. Such first is to obtain a stream of such compressed distillation vapor. And to cool down Of it sufficiently to condense, at least part of it In that way it will shape into a current Condensed; (8) The path of the third expansion that is connected to the path of the Exchange the heat below to get At least the portion of the condensed current and To extend it to a lower pressure The way of expanding out in such order The starting line is then connected to the distillation column to supply it. At least that part Of the condensed current that was amplified To that column of distillation at the position of The feeder of the third middle column set above the cooled first-order current Extend it as mentioned; (9) The column of the distillation that has begun is further connected to the path of Such heat exchanger to control At least the part of the steam over the head that Here is divided to the relationship of heat exchange with the vapor stream of the distilled distillation. Such compression and to heat the flow of vapor over the head. By that way to provide at least At the end of the phase cooling part (7); (10) the second compression path was connected to the exchange method. Such heat to receive a stream of vapor over such a heated head. And will record it to Higher pressure; (11) Method of second division connected to path of sequencing recording. Second such To receive a stream of vapor over the said heated head And will divide it to The remainder of the volatile gas that said And the stream of recycling being crushed; (12) The third cooling path is connected to the third cooling method. Divide that second order to get the crushed recycling stream. And will cool its down Sufficiently to condense its essence; (13) The path of the fourth expansion that is connected to the path of enlargement. Cool down the third. To obtain a condensed recycling stream that is critical. Thereof and will expand out of it to a lower pressure thereof. The way of the fourth expansion The beginning will be further connected to the column of such distillation. To supply the flow of That condensed recycling is expanded to the aforementioned distillation column at the location of Top feeder; And (14) the method of regulation was adjusted to control the volume. And temperature of The feed stream flows to the column of the aforementioned distillation to maintain a temperature above the head of the Column of such distillation at temperature By that way, the essential part of the volatile components Less relative, such will be restored 1 6. Apparatus for the separation of gas flows containing methane, C2 component, C3 component and heavier hydrocarbon component to the The selected portions of the volatile gas and the relative least volatile which play an important role. Of component C2, component of C3 and the heavier hydrocarbon component or component of C3 and the heavier hydrocarbon component thereof. In such an apparatus there will be (a) the first cooling method to cool the gas. Under pressure that is connected to supply a cooled current under pressure; (b) A path of first-order expansion that is connected to, at least, obtain. The portion of such a cooled current under pressure and to expand it out to a lower pressure, by that way the current is further cooled; And (c) a column of distillation connected to receive the next cooled stream, the column of the distillation began to be adjusted to further divide the cooled current. That goes to the sack of Ai Nihua And the less correlated parts thereof; Improvements there, such a tool would include (1) the method of the first-order cooling system began to be adjusted to make Cooling down of such feed gas under sufficient pressure to condense some of it; (2) Pathways of separation linked to pathways of sequential cooling That one To obtain some of the above condensed feed And to divide it into the flow Of vapor and at least one fluid stream; (3) the path of the first division connected to the path of discrimination. To receive such a stream and to divide it into the first and second currents; (4) The second cooling route was connected to the The aforementioned first order to get that first order currents. And to cool down its Sufficiently to condense its essence; (5) The way of the first expansion. That start will be connected to The aforementioned second cooling path to obtain condensed first-order currents. And to extend it to a lower pressure The way of expanding The first such sequence was initially connected to the column of the distillation to supply the stream. The first cooled order is extended to the aforementioned distillation column at the location of the Feed of the first middle column; (6) The path of the second expansion is connected to the path of division. That first order to get the aforementioned second current And to extend it to the pressure Lower than that The path of the second expansion that was started to be connected to the column. Of such distillation To supply such a secondary stream that is amplified Go to the column of Such distillation at the feed position of the second middle column; (7) Way of the withdrawal of vapor connected to the distillation column. Above to obtain a stream of distillation vapor from the area of the lower column of distillation. The first cooled stream was amplified thereof; (8) The first recording method was connected to the withdrawal method. Of such cough To obtain a stream of vapor of the distillation And to compress it to moderate pressure; (9) Path of heat exchange connected to the path of compression. Such first order to obtain the stream of the compressed distillation vapor and to cool it down. Its alone is enough to condense at least a portion of it. In that way it will shape into a stream Condensed; (10) The path of the third expansion is connected to the path of the Exchanging such heat to get At least the portion of the condensed current and To extend it to a lower pressure The way of the third expansion The starting line is then connected to the column of the distillation to supply at least the part. Of the amplified condensate stream to the aforementioned distillation column at the position of The feeder of the third middle column was precipitated above the cooled first-order current. Extend it as mentioned; (11) The path of the fourth expansion that is connected to the path of the Divide it To obtain at least the fraction of at least one flow of such liquid And to be connected to the distillation column to supply the fluid stream. It extends to the aforementioned distillation column. At the position of the feed of the fourth middle column; (12) The column of such distillation that has begun is further connected to the path of And change the heat to control At least the part of the vapor stream above the head that Here is divided to the relationship of heat exchange with the vapor stream of the distilled distillation. Such compression and to heat the flow of vapor over the head. By that way to provide at least At the end of the phase cooling part (9); (13) the second compression path was connected to the exchange path. Such heat to receive a stream of vapor over such a heated head. And will record it to Higher pressure; (14) Method of second division connected to route of sequence recording. Second such To receive such a stream of heated overhead vapor and to divide it into The remainder of the said volatile gas And the stream of recycling being crushed; (15) The third cooling route is connected to the third cooling route. Divide the second order to get that crushed recycling stream. And will cool its down Sufficiently to condense its essence; (16) The path of the fifth extension connected to the path of the It cools down a third to obtain that condensed recycling stream. And will expand out of it to a lower pressure. The way of the fifth expansion The start will be further connected to the aforementioned distillation column. To provide a steady stream of recycling Such extended condensation to the column of the distillation at the top feed position; And (17) a modulated control path to regulate the volume and temperature of the Flows of such feed onto the column of such holding in order to maintain the temperature above the head of the Column of such distillation at temperature By the way, the essential part of the volatile components Less relative, such will be restored 1 7. Apparatus for the separation of gas flows containing methane, C2 component, C3 component and heavier hydrocarbon component to the The selected portions of the volatile gas and the relative least volatile which play an important role. Of component C2, component of C3 and the heavier hydrocarbon component or component of C3 and the heavier hydrocarbon component thereof. In such an apparatus there will be (a) the first cooling method to cool the gas. Under pressure that is connected to supply a cooled current under pressure; (b) A path of first-order expansion that is connected to, at least, obtain. The portion of such a cooled current under pressure and to expand it out to a lower pressure, by that way the current is further cooled; And (c) a column of distillation connected to receive the next cooled stream, the column of the distillation began to be adjusted to further divide the cooled current. That goes to the sack of Ai Nihua And the less correlated parts thereof; Improvement therein, the tool would include (1) the aforementioned first-order cooling method began to be adjusted for Cooling down of such feed gas under sufficient pressure to condense some of it; (2) Pathways of separation linked to pathways of sequential cooling That one To obtain some of the above condensed feed And to divide it into the flow Of vapor and at least one fluid stream; (3) the path of the first division connected to the path of discrimination. To receive such a stream and to divide it into the first and second currents; (4) the path of union connected to the aforementioned path of division and the path of such division. To obtain the first such currents and at least a fraction of at least one such fluid flow. And will shape into a shared stream; (5) The second cooling route is connected to the second cooling route. Combination thereof To obtain the combined current and to cool it sufficiently to Condenses its essence; (6) The method of the first expansion. That start will be connected to The aforementioned second cooling path to obtain a highly condensed concentrated current So important, and to inflate it to such a lower pressure The way of expanding The first such sequence was initially connected to the column of the distillation to supply the stream. That are combined, the cooled, extended thereof, to the column of the aforementioned distillation position Of the feeders of the first middle column; (7) The path of the second extension is connected to the path of division. That first order to get the aforementioned second current And to inflate it to the pressure Lower than that The way of such a second expansion is initially connected to the column. Of such distillation To provide for such amplified second flow Go to the column of Such distillation at the feed position of the second middle column; (8) Way of withdrawal of goods The vapor is connected to the distillation column. Above to get the vapor stream of the distillation From the area of the column of such lower distillation The cooled combined stream that was amplified; (9) Method of first-order recording connected to path of withdrawal. The above To obtain a stream of vapor of the distillation And to compress it to moderate pressure; (10) Way of heat exchange connected to path of compression. Number one To obtain a stream of vapor of the compressed distillation And to cool down Its should be enough to condense, at least part of it. In that way it will shape into a stream Condensed; (11) Paths of third magnification connected to paths of Such heat exchanger To obtain at least the aforementioned portion of the condensed current and To extend it to a lower pressure The way of the third expansion The starter is then connected to the column of the distillation to provide At least that part Of the feed of the third middle column set above the cooled combined current Extend it as mentioned; (12) A path of the fourth expansion that is connected to the path of Divide it To obtain any residual residual of at least one such fluid stream and to extend its out to lower pressure. The way of the fourth expansion The starting column will be connected to the column of such distillation. To supply the stream of The expanded liquid to the aforementioned distillation column at the feeder position of the Fourth middle column; (13) The column of the distillation that has begun is further connected to the path of Such a heat exchanger to control at least part of the vapor stream over the head. Which is divided herein to the relationship of heat exchange with the flow of the suppression vapor. That was pressed and to heat the flow of vapor over the head By that way to provide At least the phase cooling portion (10); (14) the second compression path was connected to the transition path. Such heat To receive a stream of vapor over such heated head And will record it to Higher pressure; (15) Method of second division connected to the path of sequencing recording. Second such To receive a stream of vapor over the said heated head And will divide it into The remainder of the volatile gas thereof And the stream of recycling being crushed; (16) Third cooling method connected to the method of Divide that second order to get that crushed recycling stream. And will cool its Sufficiently to condense its essence; (17) The way of the fifth extension, which is followed to the path of the Cool down in such a favorable order to get a significant condensed recycling stream. The starting line will be connected to the column of such distillation to supply the right recycling stream. Such extended condensation to the column of the distillation at the top feed position; And (18) the control method was adjusted to control the volume. And temperature of The feed stream flows to the column of the aforementioned distillation to maintain a temperature above the head of the Column of such distillation at temperature By that way, the essential part of the volatile component At least such correlation will be restored 1 8. Apparatus for separating gas flows containing methane, C2 component, C3 component and heavier hydrocarbon component to the The selected portions of the volatile gas and the relative least volatile which play an important role. Of component C2, component of C3 and the heavier hydrocarbon component or component of C3 and the heavier hydrocarbon component thereof. In such an apparatus there will be (a) the first cooling method to cool the gas. Under pressure that is connected to supply a cooled current under pressure; (b) A path of first-order expansion that is connected to, at least, obtain. The part of the current that is cooled under pressure and to expand it out to a lower pressure, by that way the current is further cooled; And (c) a column of distillation connected to receive the next cooled stream, the column of the distillation began to be adjusted to further divide the cooled stream. That goes to the sack of Ai Nihua And the less correlated parts thereof; Improvement therein, the tool will include (1) the first division pathway connected to the cooling path. Put in the first order To obtain such a cooled stream And to divide it into sequence flows First and second; (2) The second cooling route was connected to the The first division. To get the first such stream And to cool down its Sufficiently to condense its essence; (3) The method of the first expansion. That start will be connected to The second cooling method To get the first condensed current So important And to extend its out to a lower pressure. Way of extension The first such exit that begins to be connected to the path of touch. And discrimination for Arrange such amplified first-order currents to the means of contact and Such separation at the position of the feeders of the first middle column. Way of exposure And that discrimination began to be adjusted to produce a second overhead vapor stream and the The lowest part liquid; (4) The column of such distillation that has begun to be connected to the path of contact. And such discrimination to gain At least, the lowest portion of the liquid stream Column of such distillation That began to be connected to the way of touch and separation. As to regulate the aforementioned overhead vapor flows here divided to the means of contact and separation at the position of the first lower protective substance; (5) The path of the second expansion connected to the path of division. Number one To get that second current And to inflate it to the pressure Lower than that The path of the second expansion that began to be connected to the path. Of such contact and separation to supply such a secondary stream that is amplified to Way of touching And separation thereof at the second lower feed position; (6) Way of withdrawal of the trapped cough continues to the path of contact. And separating it to obtain a stream of distillation vapor from the region of the method of contact. And such separation below the cooled first stream that was amplified; (7) Method of first-order recording connected to path of withdrawal. Of the vapor to receive the stream of the distillation vapor. And to compress it to a lower pressure; (8) Method of thermal lab connected to method of compression. Number one To obtain a stream of vapor of the compressed distillation And to make Yale Of it sufficiently to condense, at least part of it, thus forming a current Condensed; (9) The path of the third expansion is connected to the path of the Exchanging such heat to get At least the portion of the condensed current and To extend it to a lower pressure The third method of expansion is mentioned at It starts to be connected to the way of touch. And such discrimination to provide at least Finally, that portion of the amplified condensed current goes to such a contact and separation path at the position of the feeder of the second center-order center column. The first cooled stream was amplified thereof; (10) The means of contact and separation that begin to be connected further. To such a way of heat exchange to control At least part of the vapor stream Such second head, herein, divided into heat exchange relationship. With the steam of the compressed distillation And to heat the flow of vapor over the sequence head Second such That way, to provide at least the cooling part of the procedure (8); (11) the second compression path, connected to the exchange path. Such heat To receive a stream of vapor over the head, the sequence is so heated and compress it to a higher pressure; (12) The second method of division is followed to the path of sequence recording. Second such To drive a second, hot, compressed vapor stream and to divide it into the remainder of the volatile gas. And the stream of recycling being crushed; (13) Path of third cooling that is connected to the path of Divide that second order To get that crushed stream of recycling And will cool down Of it sufficiently to condense its essence; (14) The fourth path of expansion connected to the path of enlargement. Cool down in the appropriate sequence to obtain such a critical condensed recycling stream. And will expand out of it to a lower pressure. The way of the fourth expansion The beginning of this will be connected to the way of the Karampas and such divisions to supply the current. Of such condensed recycling that has been extended to the means of contact And separation Such at the top feed position; And (15) method of regulation adjusted to control the amount And temperature of The flow of such a feed goes to such means of contact and separation to maintain the Temperature above the head of the way of such exposure and separation at temperature That way, the important part Of the relative less volatile components are restored 1 9. Apparatus for the separation of gas flows containing methane, C2 component, C3 component and heavier hydrocarbon component to the The selected portions of the volatile gas and the relative least volatile which play an important role. Of component C2, component of C3 and the heavier hydrocarbon component or component of C3 and the heavier hydrocarbon component thereof. In such an apparatus there will be (a) the first cooling method to cool the gas. Under pressure that is connected to supply a cooled current under pressure; (b) A path of first-order expansion that is connected to, at least, obtain. The portion of such a cooled current under pressure and to expand it out to a lower pressure, by that way the current is further cooled; And (c) a column of distillation connected to receive the next cooled stream, the column of the distillation began to be adjusted to further divide the cooled current. That goes to the sack of Ai Nihua And the less correlated parts thereof; Improvement therein, the tool would include (1) the aforementioned first-order cooling method began to be adjusted for Cooling down of such feed gas under sufficient pressure to condense some of it; (2) Pathways of separation linked to pathways of sequential cooling That one To obtain some of the above condensed feed And to divide it into the flow Of vapor and at least one fluid stream; (3) the path of the first division connected to the path of discrimination. To receive such a stream and to divide it into the first and second currents; (4) The second cooling route is connected to the second cooling route. Divide the number one above To get the first such stream And to cool down its Sufficiently to condense its essence; (5) the above method of expansion That start will be connected to The aforementioned second cooling path to obtain condensed first-order currents. And to extend it to a lower pressure The way of expanding Such a first order is then further connected to the means of contact and discrimination to provide. It provides such amplified first-order currents to the means of contact and The separator began to be adjusted to produce second-order iron currents and the lowest discount liquid flows (6). And such discrimination to gain At the very least, the stream part of the liquid; Column of such distillation That began to be connected to the way of touch and separation. Such as to control the aforementioned first-order vapor flows that are divided herein to the path of Such exposure and separation at the first lower feed position; (7) the secondary expansion path connected to the division path. Number one To get that second current And to expand it to the pressure Lower than that The path of such a second expansion that began to be connected to the Of such contact and separation to supply such a secondary stream that is amplified to Way of touching And such separation at the position of the feeder lower than the second; (8) The pathway of vapor withdrawal is connected to the path of contact. And dividing it to get the stream of distillation vapor from the brewery of the means of contact. (9) The way of first-order compression is connected to the path of withdrawal. Of the aforementioned vapor stream to obtain such a vapor of distillation And to compress it to moderate pressure; (10) Way of heat exchanger connected to compression path. Number one To obtain a stream of vapor of the compressed distillation And to bring down Of it sufficiently to condense, at least part of it In that way it will shape into a stream Condensed; (11) The path of the third expansion is connected to the path of the Such heat exchanger To obtain at least the aforementioned portion of the condensed current and To extend its to a lower pressure The way of the third expansion That began to be further connected to the way of touch. And such discrimination to provide at least Ultimately, that part of the condensed current is amplified to the way of contact and Such separation at the feed position of the second centered upper column. The first cooled stream was amplified thereof; (12) The route of the fourth enlargement is connected to the path of Split thereof To obtain at least the fraction of at least one flow of such liquid And to extend its out to a lower pressure. The way of the fourth expansion The start will be further connected to the aforementioned distillation column. To provide a stream of liquid Extend it to the aforementioned distillation column at the position of the center column feeder; (13) The paths of such contact and discrimination that have begun to be connected further. To such a way of heat exchange to control At least part of the vapor stream Above the second, the aforementioned knife that is divided here To the relationship of heat exchange with The stream of vapor of the compressed distillation And to heat the flow of vapor over the sequence head Second such That way, to provide at least the cooling part of the procedure (10); (14) the second compression path, connected to the exchange path. Such heat To receive the second overhead vapor that is so hot and compress it to a higher pressure; (15) Method of second division connected to route of sequencing recording. Second such To obtain a second, heated overhead stream that is so compressed and to divide it into the remainder of the volatile gas. And the stream of recycling being crushed; (16) The third cooling path is connected to the third cooling path. Divide that second order to get that crushed recycling stream. And will cool its down Sufficiently to condense its essence; (17) The path of the fifth expansion that is connected to the path of giving. Cool down the third. To obtain such a condensed, significant condensation stream and to expand it to a lower pressure. The path of the fifth expansion It is beginning to be connected to a way of touch. And such separation to provide Such separate currents at the top feed position; and (18) the control path adjusted to control the amount. And temperature of The flow of such a feed goes to such means of contact and separation to maintain the Temperature overhead of the trajectory of such exposure and separation at temperature That way, the important part Of the components in the relative less volatile parts are regenerated 2 0. Apparatus for separating gas flows containing methane, C2 component, C3 component and heavier hydrocarbon component to The selected portions of the volatile gas and the relative least volatile which play an important role. Of component C2, component of C3 and the heavier hydrocarbon component or component of C3 and the heavier hydrocarbon component thereof. In such an apparatus there will be (a) the first cooling method to cool the gas. Under pressure that is connected to supply a cooled current under pressure; (b) A path of first-order expansion that is connected to, at least, obtain. The portion of the cooled current under pressure and to expand its out to a lower pressure, by that way, the current is further cooled; And (c) the distillation column connected to receive the next cooled stream, the column of the distillation began to be adjusted to further divide the cooled current. That goes to the sack of Ai Nihua And the less correlated parts thereof; Improvements there, such a tool would include (1) the aforementioned first-order cooling method, starting to be adjusted to make Cooling of such feed gas under sufficient pressure to condense some of it; (2) Pathways of separation connected to pathways of sequential cooling. That one To obtain some of the above condensed feed And to divide it into the flow Of vapor and at least one fluid stream; (3) the path of the first division connected to the path of discrimination. To receive such a stream and to divide it into the first and second currents; (4) the path of union connected to the aforementioned path of division and the path of such division. To obtain the first such currents and at least the least one such stream of liquid And will form a unified stream; (5) The second cooling route is connected to the second cooling route. Such common To get the combined current And to cool its sufficiently so Condenses its essence; (6) The way of the first expansion. Starting to be connected to The aforementioned second cooling method to obtain a condensed convective current. And to extend it to such a lower pressure The way of expanding Such a first order is to be connected to the means of contact and discrimination to provide. Provides such amplified, combined currents to the means of contact and Separate it at the feed position of the first middle column. The way of touching and The separation begins to be adjusted to produce the second overhead vapor stream and the lowest liquid stream; (7) The column of such distillation that has begun to be connected to the path of contact. And separation thereof to obtain at least the current portion of the liquid, the lowest said fraction The column of the distillation that began to be connected to the path of contact and separation. Above to control the flow of The aforementioned first-order vapor, herein, divided to the way of Such exposure and separation at the position of the first lower feed substance; (8) The path of the second expansion connected to the path of division. Number one To get that second current And to expand out of it to the pressure Lower than that The path of such a second expansion that began to be connected to the path Of such contact and separation to supply such a secondary stream that is amplified to Way of touching And such separation at the second lower feed position; (9) Pathways of vapor withdrawal connected to pathways of contact. And separating it to obtain a stream of vapor of distillation from the region of the means of contact. And such separation below the cooled combined stream that was amplified; (10) Method of first-order recording connected to path of withdrawal. Of such cough To obtain a stream of vapor of the distillation And to compress them to a lower pressure; (11) Path of heat exchanger that is connected to the path of compression. Such first order to obtain a stream of such compressed vapor. And to cool down Of it sufficiently to condense, at least part of it In that way it will shape into a stream Condensed; (12) The third expansion route connected to the Such heat exchanger To obtain at least the aforementioned portion of the condensed current and To extend its output to a lower pressure The way of the third expansion That began to be connected to the way of such contact and discrimination. To provide at least Ultimately, that part of the condensed current is amplified to the way of contact and Such separation at the position of the feeder of the second middle-order of the upper column. The cooled combined stream that was amplified; (13) The path of the fourth expansion connected to the path of the Divide it To obtain any residual residual of at least one such fluid stream and to extend its out to a lower pressure The way of the fourth expansion The beginning will be further connected to the column of such distillation. To supply the stream of The expanded liquid to the aforementioned distillation column at the feeder position of the Center column; (14) The paths of such contact and separation that begin to be connected further. To such a way of heat exchange to control At least part of the vapor stream The second aforementioned overhead, herein, divided into the relationship of heat exchange with The vapor stream of such compressed distillation and for heating of the vapor stream above the sequence head. Second such That way, to provide at least the cooling portion of the procedure (11); (15) The second recording path was connected to the exchange path. Such heat To receive the second overhead vapor that was so hot and compress it To a higher pressure; (16) Method of second division connected to route of sequencing recording. Second such To obtain a second, heated overhead stream that is so compressed and to divide it into the remainder of the volatile gas. And show of the crushed recycling; (17) The third cooling method is connected to the method of the Divide that second order To get that crushed stream of recycling And will cool down Of it sufficiently to condense its essence; (18) A path of magnification in which the hematoma is connected to a path of magnification. The third cooling cycle to receive such a significant condensed recycling stream. And will expand out of it to a lower pressure The way of the fifth expansion is as follows. It begins to be connected to the said means of contact and discrimination. To supply the stream of The condensed recycling that has been extended to such a method of cleaning and discrimination. At the position of the top feed material; And (19) a method of regulation that is adjusted for throttling. And temperature of The flow of such feedings goes to such means of contact and separation in order to maintain the Temperature above the head of the exposure and the separation thereof, the temperature That way, the important part Of the components in the relative less volatile parts, as such, will be restored 2 1. Improvement according to claim 15, where (1) a third path of division is connected to the column of distillation. Such as to get a stream of vapor over it. And will be connected to the aforementioned third-order pathways and to those of the withdrawal of the vapor. To get that first-order vapor stream And the flow of the vapor of the distillation And will form a stream of steam that is being combined; (3) The method of the first recording will be adjusted so that it will be connected to the The path of such a combination to obtain such a combined vapor stream. And will record it to Such moderate pressure; (4) The path of such heat exchanger is adjusted to receive current. Of the compressed vapor And will cool its sufficiently to condense at least The best part of it By that way it forms the condensed current as such; (5) The path of such heat exchanging will be further adjusted in order to be Connect to the aforementioned third-order pathway to obtain that second vapor stream. And to regulate it to the relationship of heat exchange with the combined sequence vapor stream that is compressed, and to heat that second-order vapor stream by that way to provide At least the cooling part of the process (4); (6) the second-order compression path is adjusted to obtain the vapor flow. A second, that is so heated and will compress it to a higher intensity; And (7) the aforementioned second-order pathway is adjusted to obtain the vapor flow. The second order was heated to the aforementioned. And will divide it into the remainder of the gas. Volatile And the stream of such crushed recycling; 2 2. Improvement according to claim 16, where (1) a third-order method is connected to the column of the aforementioned distillation to obtain a stream of vapor over the head. And will divide it into at least a stream of vapor First order and second order vapor stream; (2) The pathway of integration is connected through the aforementioned third-order pathway and the path of its withdrawal. To get that first-order vapor stream And the flow of the vapor of the distillation And will form a stream of steam that is being combined; (3) The method of the first recording will be adjusted so that it will be connected to the The path of such a combination to obtain such a combined vapor stream. And will record it to Such moderate pressure; (4) the path of such heat transfer Will be adjusted to get the current Of the compressed vapor And will cool its sufficiently to condense at least The best part of it By that way it forms the condensed current as such; (5) The path of such heat exchanging will be further adjusted in order to be Connect to the aforementioned third method. To get that second vapor stream And to control it to the relationship of heat transfer with the combined compressed vapor stream thereof, and to heat the second-order vapor stream by that way to provide At least the cooling part of the step (4); (6) the second method of recording. Will be adjusted to receive a stream of vapor The second order was heated to the aforementioned. And will compress it to a higher pressure; and (7) the method of such second division is adjusted to obtain the vapor flow. The second order was heated to the aforementioned. And will divide it into the remainder of the gas. Volatile And the stream of such crushed recycling; 2 3. Improvement according to claim 17, where (1) the third division path is connected to the column of the aforementioned distillation to obtain a stream of vapor over the head. And will divide it into at least a stream of vapor First order and second order vapor stream; (2) The path of the second union is connected to the path of division. A third, and the way of its withdrawal To get the flow of steam sequence That one And the flow of the vapor of the distillation And will form a stream of steam that is being merged; (3) The method of the first recording will be adjusted so that it will be connected to the The way of such a second combination To receive the combined vapor stream and compress it to the medium pressure; (4) the path of such heat exchange Will be adjusted to get the current Of the compressed vapor And will cool its sufficiently to condense at least The best part of it By that way it forms the condensed current as such; (5) The path of such heat exchanging will be further adjusted in order to be Connect to the aforementioned third method. To get that second vapor stream And will control it to the relationship of heat exchange with the combined vapor stream at Being crushed And to heat the second such vapor stream By that way to provide At least the cooling part of the step (4); (6) the second method of recording. Will be adjusted to receive a stream of vapor The second was so hot. And will compress them to a higher pressure; And (7) the aforementioned second-order pathway is adjusted to obtain the vapor flow. The second solidified the aforementioned. And will divide it into the remainder of the gas. Which is such volatile, and the stream of such compressed recycling; 2 4. Renovation according to claim 18, wherein (1) the path of third division is connected to the path of contact. And the separation of it to receive the flow of the above second-order vapor And will divide it into At least at the very least, the first vapor stream. And the second stream of vapor; (2) The pathway of integration is connected to the aforementioned third-order pathways and to those of the withdrawal of the vapor. To get that first-order vapor stream And the shot of the vapor of such distillation And will form a stream of steam that is being merged; (3) Method of the first recording. Will be adjusted in order to be connected to The way of such a combination To get that stream of combined vapor And will record it to Such moderate pressure; (4) the path of such heat exchange Will be adjusted to get the current Of the compressed vapor And will cool its sufficiently to condense at least The best part of it By that way, the tug forms a condensed current; (5) The path of such heat transfer will be further adjusted in order to be Connect to the aforementioned third-order pathway to obtain that second vapor stream. And will control it to the relationship of heat exchange with the combined vapor stream at Being crushed And to heat the second such vapor stream By that way to provide At least the cooling part of the process (4); (6) the second-order compression path is adjusted to obtain the vapor flow. The second order was heated thereof. And will compress it to a higher pressure than thereof; And (7) the aforementioned second-order pathway is adjusted to obtain the vapor flow. The second order was heated to the aforementioned. And will divide it into the remainder of the gas. Which is such volatile, and the stream of such crushed recycling; 2 5. Renovation according to claim 19, there is (1) the path of third division will be connected to the path of contact. And the separation of it to receive the flow of the above second-order vapor And will divide it into At least at least the first vapor stream And the second stream of vapor; (2) The pathway of inclusion is connected to the aforementioned third-order pathways and to those of the withdrawal of the vapor To get that first-order vapor stream And the shot of the vapor of such distillation And will form a stream of steam that is being combined; (3) The method of recording the first order. Will be adjusted so that it will be connected to The way of such a combination To get that stream of combined vapor And will record it to Such moderate pressure; (4) the path of such heat exchange Will be adjusted to get the current Of the compressed vapor And will cool its sufficiently to condense at least The best part of it By that way, the tug forms a condensed current; (5) The path of such heat transfer will be further adjusted in order to be Connect to the aforementioned third-order pathway to obtain the second vapor stream. And will control it to the relationship of heat exchange with the combined vapor stream at Being crushed And to heat the second such vapor stream By that way to provide At least the cooling part of the process (4); (6) the second-order compression path is adjusted to obtain the vapor flow. The second order was heated thereof. And will compress it to a higher pressure than thereof; And (7) the aforementioned second-order pathway is adjusted to obtain the vapor flow. The second order was heated to the aforementioned. And will divide it into the remainder of the gas. Which is such volatile, and the stream of such crushed recycling; 2 6. Renovation according to claim 20, wherein (1) the path of third division is connected to the path of contact. And the separation of it to receive the flow of the above second-order vapor And will divide it into At least at the very least, the first vapor stream. And the second stream of vapor; (2) The path of the second union is connected to the path of division. Third order. And the way of withdrawing the vapor to obtain the first such vapor stream and the vapor of the distillation. And will form a stream of vapor that rub together; (3) Method of the first recording. Will be adjusted in order to be connected to The way of such a second combination To receive the combined vapor stream and compress it to the medium pressure; (4) the path of such heat exchange Will be adjusted to get the current Of the compressed vapor And will cool its sufficiently to condense at least The best part of it By that way it forms the condensed current as such; (5) The path of such heat transfer will be further adjusted in order to be Connect to the aforementioned third-order pathway to obtain that second vapor stream. And will control it to the relationship of heat exchange with the combined vapor stream at Being crushed And to heat the second such vapor stream By that way to provide At least the cooling part of the process (4); (6) the second-order compression path is adjusted to obtain the vapor flow. The second order was heated thereof. And will compress it to a higher pressure than thereof; And (7) the aforementioned second-order pathway is adjusted to obtain the vapor flow. The second order was heated to the aforementioned. And will divide it into the remainder of the gas. Which is such volatile, and the stream of such compressed recycling; 2 7. Renovation according to claim 15, wherein (1) the third pathway is connected to the path of contact. And such separation To receive the second overhead stream And will divide it into At least at least the first vapor stream And the second stream of vapor; (2) The path of the aforementioned third expansion will be adjusted so that it will be connected. Go on to the said third division path to get that first portion and expand. Of it to a lower pressure thereof The third extension of the exercise that began to be Further connect to the column of the distillation to supply the first expanded portion. To the column of the aforementioned distillation at the feeder position of the aforementioned third middle column; And (3) the path of the fifth expansion connected to the path of division. Third order. To get the second part And will expand the contents to the pressure that Lower than that The path of the fifth expansion that began to be further connected to the column. Of the distillation to provide the second expanded section. To the distillation column Such at the position of the feed of the lower middle column, the first extended part thereof; 2 8. Renovation according to claim 16 or 17, where (1) the third pathway is connected to the path of the third division. Such heat exchanger To get the condensed current And will divide it into at least The first and the second; (2) The path of the aforementioned third expansion will be adjusted so that it will be connected. To the aforementioned third division path. To obtain such a first-order portion and to expand it to a lower pressure The way of the third expansion that began to be Further connect it to the column of the aforementioned distillation. To supply the first expanded section To the column of the aforementioned distillation at the feeder position of the aforementioned third middle column; And (3) the sixth expansion path connected to the path of division. Third order. To get the second part And will expand out of it to the pressure Lower than that The way of the sixth expansion The starting point will be connected to the column. Of the distillation to supply the second extended portion to the distillation column. Thereof at the position of the feed of the lower middle column that of the first extended part thereof; 2 9. Renovation according to claim 21, where (1) the third division path is connected to the path of exchange. Such heat To get the condensed current And will divide it to the very least The first and the second; (2) The path of the aforementioned third expansion will be adjusted so that it will be connected. To the aforementioned third division path. To obtain such a first-order portion and to expand it to a lower pressure The way of the third expansion that began to be Further connect it to the column of the aforementioned distillation. To supply the first expanded section To the column of the aforementioned distillation at the feeder position of the aforementioned third middle column; And (3) the sixth expansion path connected to the path of division. Third order. To get the second part And will expand out of it to the pressure Lower than that The way of the sixth expansion The starting point will be connected to the column. Of the distillation to supply the second extended portion to the distillation column. Such at the position of the feed of the lower center column that of the first extended portion thereof; 3 0. Renovation according to claim 22 or 23, where (1) the third division path will be linked to the path of the third division. Such heat exchanger To get the condensed current And will divide it into at least The first and the second; (2) The path of the aforementioned third expansion will be adjusted so that it will be connected. To the path of the aforementioned fourth division. To obtain such a first-order portion and to expand it to a lower pressure The way of the third expansion that began to be Further connected to the column of distillation thereof. To provide the first expanded section It to the column Of the distillation at the position of the substance of the said third middle column; And (3) the path of the sixth expansion connected to the path of division. The fourth. To get the second part And will extend its out to such a lower pressure. That start will be connected to the column of The distillation to supply the second extended portion to the column of that distillation. At the position of the feeder of the lower middle column that of the first extended portion thereof; 3 1. Renovation according to claim 18, wherein (1) the third division path is connected to the path of the third division. Such heat exchanger To get the condensed current And will divide it into at least The first and the second; (2) The path of the aforementioned third expansion will be adjusted so that it will be connected. To the aforementioned third division path. To obtain such a first-order portion and to expand it to a lower pressure The way of the third expansion that began to be Continue to connect to that sense and discrimination to provide the right first segment. It extends to the aforementioned means of contact and separation at the location of the feed substance of the The second middle column thereof; And (3) the path of the sixth expansion connected to the path of division. Third order. To get the second part And will expand out of it to the pressure Lower than that The path of such fifth magnification that began to be connected to that path of contact and separation at the feeder location of the lower center column, which of The first expanded section thereof; 3 2. Renovation according to claim 19 or 20, where (1) the third division path will be connected to the path of Such heat exchanger To get the condensed current And will divide it into at least The first and the second; (2) The path of the aforementioned third expansion will be adjusted so that it will be connected. To the aforementioned third division path. To obtain such a first-order portion and to expand it to a lower pressure The way of the third expansion that began to be Continue to connect to that way of touch and separation. To provide the first part that It is extended to such means of contact and separation at the location of the feed substance. Of the second middle column thereof; And (3) the path of the sixth expansion connected to the path of division. Third order. To get the second part And will expand out of it to the pressure Lower than that The path of the fifth expansion that began to be connected to the path of Such exposure and discrimination to provide such a second, extended segment to the path. Of such contact and separation at the feed position of the lower middle column that of The first expanded part 3. 3. Adjustment according to claim 24 where (1) the third division path will be connected to the path of exchange. Such heat To get the condensed current And will divide it to the very least The first and the second; (2) The path of the aforementioned third expansion will be adjusted so that it will be connected. To the path of the aforementioned fourth division. To obtain such a first-order segment and to expand it to a lower pressure The way of the third expansion that began to be Continue to connect to that sense and discrimination to provide the correct first-order segment. It extends to the aforementioned means of contact and separation at the location of the feed substance of the The second middle column thereof; And (3) the path of the sixth expansion connected to the path of division. The fourth. To get the second part The path of the fifth magnification that begins to be connected to that path of contact and separation at the position. Of the feed of the lower middle column, which of The first expanded section thereof; 3 4. Revision 25 or 26 herein (1) The third path of division will be connected to the path of exchange. Such heat To get the condensed current And will divide it to the very least The first and the second; (2) The path of the aforementioned third expansion will be adjusted so that it will be connected. To the path of the aforementioned fourth division. To obtain such a first-order segment and to expand it to a lower pressure The way of the third expansion that began to be Connect to the touch. And the separation thereof to provide the first part that was It extends to the aforementioned means of contact and separation at the location of the feed substance of the The second middle column thereof; And (3) the path of the sixth expansion connected to the path of division. The fourth. To get the second part The path of the fifth magnification that begins to be connected to that path of contact and separation at the position. D of the feed of the lower middle column, which of The first expanded section thereof;