CN101391747B - Micro vortex flow tube arrangement method and device of recycle hydrogen de-hydrocarbon machine - Google Patents
Micro vortex flow tube arrangement method and device of recycle hydrogen de-hydrocarbon machine Download PDFInfo
- Publication number
- CN101391747B CN101391747B CN200810201687XA CN200810201687A CN101391747B CN 101391747 B CN101391747 B CN 101391747B CN 200810201687X A CN200810201687X A CN 200810201687XA CN 200810201687 A CN200810201687 A CN 200810201687A CN 101391747 B CN101391747 B CN 101391747B
- Authority
- CN
- China
- Prior art keywords
- vortex flow
- flow tube
- micro vortex
- recycle hydrogen
- micro
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The invention relates to an arranging method of a micro swirl tube used for a cycle-hydrogen hydrocarbon remover and a corresponding apparatus, and provides an arranging method of the micro swirl tube used for the cycle-hydrogen hydrocarbon remover. The method includes the following steps: the inlets of the micro swirl tube of the micro tube units in the cycle-hydrogen hydrocarbon remover are collected and are connected in a sealed manner with the inlet of a pressure container of the recycle-hydrogen hydrocarbon remover. The invention also provides a cycle-hydrogen hydrocarbon remover apparatus.
Description
Technical field
The present invention relates to a kind of cyclone pipe method for arranging of recycle hydrogen de-hydrocarbon device, specifically, relate to the micro vortex flow tube of hydrogenation unit recycle hydrogen de-hydrocarbon device or the method for arranging of micro vortex flow tube group.The invention still further relates to the recycle hydrogen de-hydrocarbon apparatus.
Background technology
In hydroeracking unit, recycle hydrogen band hydrocarbon is especially carried C secretly
5, C
6, C
7And above heavy hydrocarbon, be prone to cause the thionizer foaming, increase the thionizer operational load; Threaten the safety and the LP steady running of circulating hydrogen compressor, improve the molecular weight of recycle hydrogen, reduce the purity of hydrogen; Bring very big harm to down-stream system, shortened the work-ing life of catalyzer and the efficient of reaction.Therefore, to carry heavy hydrocarbon secretly be the common problem that recycle hydrogen utilizes system again to recycle hydrogen.
About recycle hydrogen band liquid, band dirt problem, select for use slurry tank or coalescer to remove in the design usually.But settling methods is the heavy hydrocarbon poor removal effect in practical engineering application, and the slurry tank band liquid measure behind the thionizer is big, influences the continous-stable running of hydroeracking unit, and the major safety risks of deriving, and amine liquid consumes high; And the diameter of the diameter of hydrocracking recycle hydrogen heavy hydrocarbon coalescer and hydrogenator is suitable, and pressure is 15-18MPa, heavily about 50 tons.Therefore; Recycle hydrogen system heavy hydrocarbon coalescer, liquid hydrocarbon, sour water and the low gas that divides divide flow container to consume valuable pressurized vessel steel; Cost is high, floor space is big, and coalescer must dispose bypath system, and this does not meet the universal design standard of high-pressure system yet.
One Chinese patent application No.00217613.0 discloses a kind of hydrocyclone, and the swirler-of this device is loaded in the eddy flow body, and lower tubesheet is passed in the bottom, and the upper end is fixed on the upper tubesheet of eddy flow body.Eddy flow core pipe all is equipped with end plate in two ends up and down, and whole swirler-is divided into upper chamber, middle chamber and three parts of lower cavity.
One Chinese patent application No.200120013176.6 has proposed a kind of cyclonic separator, cyclone pipe top and cover plate welding.The mode that cyclone pipe is taked to weld is fixed on separator inside.
But above-mentioned application all fails to solve the problems referred to above that exist in the prior art.
Therefore, that the problem that exists to prior art is necessary to adopt is novel, effectively, be suitable for the method for arranging and the device of long-term operation and economic recycle hydrogen de-hydrocarbon device micro vortex flow tube.
Summary of the invention
The invention provides a kind of micro vortex flow tube method for arranging and device of new recycle hydrogen de-hydrocarbon device, overcome the defective that prior art exists.
The object of the present invention is to provide the method for arranging and the device of recycle hydrogen de-hydrocarbon device micro vortex flow tube in a kind of hydrogenation unit.Primary technical problem to be solved by this invention is the problem that solves part chamber increase equipment consumptive material in the existing cyclone separator, improves the whole decoration form of eddy flow core pipe group, and a kind of method for arranging of recycle hydrogen de-hydrocarbon device micro vortex flow tube is provided.Another technical problem to be solved by this invention provides a kind of recycle hydrogen de-hydrocarbon apparatus that above-mentioned micro vortex flow tube is arranged that has, and it is simple in structure, implements easily, invest little, easy to operate, and suitable long-term operation.
On the one hand; The invention provides the method for arranging of the micro vortex flow tube in a kind of recycle hydrogen de-hydrocarbon device; This method comprises: the import of the micro vortex flow tube in the micro vortex flow tube group in the recycle hydrogen de-hydrocarbon device is compiled, and with this recycle hydrogen de-hydrocarbon device in airtight connection of import of pressurized vessel.
One preferred embodiment in, said micro vortex flow tube group is made up of one or more micro vortex flow tube.
Another preferred embodiment in, when said micro vortex flow tube group is made up of a micro vortex flow tube, the import of this micro vortex flow tube directly with this recycle hydrogen de-hydrocarbon device in airtight connection of import of pressurized vessel; When said micro vortex flow tube group was made up of three micro vortex flow tubes, said three micro vortex flow tubes adopted equilateral triangle to arrange.
Another preferred embodiment in, said micro vortex flow tube becomes single-stage or plural parallel stage to arrange.
On the other hand; The invention provides a kind of recycle hydrogen de-hydrocarbon apparatus, this device comprises: columnar pressurized vessel, micro vortex flow tube group and Despumation device, wherein; Micro vortex flow tube import in the said micro vortex flow tube group compiles, and is connected with the pressure vessel inlet of said pressurized vessel is airtight.
One preferred embodiment in, said micro vortex flow tube group is made up of one or more micro vortex flow tube.
Another preferred embodiment in, when said micro vortex flow tube group was made up of a micro vortex flow tube, the micro vortex flow tube import of this micro vortex flow tube directly was connected with the pressure vessel inlet of said pressurized vessel is airtight; When said micro vortex flow tube group was made up of three micro vortex flow tubes, said three micro vortex flow tubes adopted equilateral triangle to arrange.
Another preferred embodiment in, the recycle hydrogen gas mixture is directly got in the micro vortex flow tube by the pressure vessel inlet of pressurized vessel and carries out rotational flow separation.
Another preferred embodiment in, the purified gas recycle hydrogen is discharged micro vortex flow tube by the riser of micro vortex flow tube, further remove the minimum gas of wherein carrying secretly and solid particulate via Despumation device after, by the outlet discharge of pressurized vessel upper end.
Another preferred embodiment in, the heavy hydrocarbon component is discharged by the underflow opening of micro vortex flow tube, converges in the bottom of micro vortex flow tube, pressurized vessel is discharged in the gap.
Description of drawings
Fig. 1 is the vertical view according to the recycle hydrogen de-hydrocarbon apparatus that is furnished with three micro vortex flow tubes of an embodiment of the invention.
Fig. 2 is the synoptic diagram according to the recycle hydrogen de-hydrocarbon apparatus that is furnished with three micro vortex flow tubes of an embodiment of the invention.
Fig. 3 is the synoptic diagram of the recycle hydrogen de-hydrocarbon apparatus that is furnished with a micro vortex flow tube according to another implementation of the invention.
Embodiment
Contriver of the present invention finds through after the extensive and deep research, compiles through all imports with micro vortex flow tube or micro vortex flow tube group, and be connected with the inlet pipe of pressurized vessel is airtight; Can reduce the disengaging time of recycle hydrogen gas mixture, cancel the branch lumen plate in the former swirler-, can reduce the cost of investment of taking off hydrocarbon device steel effectively; Shorten the apparatus processing cycle, in addition, the triangular arranged of micro vortex flow tube group; Make device interior compact more, improved the stability of equipment simultaneously.Based on above-mentioned discovery, the present invention is accomplished.
Technical conceive of the present invention is following:
The recycle hydrogen de-hydrocarbon device is canceled the tube sheet in the former swirler-; Gas mixture directly gets into cyclone pipe by the import of pressurized vessel; The centrifuge field that relies on the fluid high-speed rotation to produce is separated the heavy hydrocarbon component with recycle hydrogen; The heavy hydrocarbon component is discharged by the swirler-underflow opening, converges in the swirler-bottom, and the gap is discharged eddy flow and taken off the hydrocarbon device; The purified gas recycle hydrogen is then discharged by riser.
The micro vortex flow tube that the recycle hydrogen de-hydrocarbon device of the inventive method is inner or all imports of micro vortex flow tube group compile, and are connected with the inlet pipe of pressurized vessel is airtight, and the aligning method of micro vortex flow tube group is preferably triangular arranged, and does not have tube sheet.This device has been practiced thrift material, has improved the comprehensive utilization of resource, has shortened the apparatus processing cycle, has reduced the recycle hydrogen mixed gas separation time, has increased stability, has reduced the pressure-losses, equipment volume, has reduced cost of investment.
In first aspect of the present invention; The method for arranging of micro vortex flow tube in a kind of recycle hydrogen de-hydrocarbon device is provided; Wherein, the shell of recycle hydrogen de-hydrocarbon device is a pressurized vessel, and all imports of micro vortex flow tube or micro vortex flow tube group compile; And be connected with the inlet pipe of pressurized vessel is airtight, the aligning method of micro vortex flow tube group is preferably triangular arranged.
In the present invention, this recycle hydrogen de-hydrocarbon device has been cancelled the tube sheet in the former swirler-when arranging the micro vortex flow tube group, reduced the equipment steel consumption, has reduced cost of investment.
In the present invention, this micro vortex flow tube group is no longer carried out the branch chamber to swirler-after cancelling the tube sheet in the former recycle hydrogen de-hydrocarbon device, and the recycle hydrogen gas mixture directly gets into micro vortex flow tube by pressure vessel inlet to be separated, and has shortened the clarification time of gas mixture.
Preferably, recycle hydrogen de-hydrocarbon device micro vortex flow tube group adopts triangular arranged, makes recycle hydrogen de-hydrocarbon device inside compact more, has guaranteed stabilization of equipment performance, has dwindled the overall volume of recycle hydrogen de-hydrocarbon device equipment.
In second aspect of the present invention, a kind of device that from the recycle hydrogen gas mixture, removes the dealkylation component is provided, it comprises: columnar pressurized vessel 1; Micro vortex flow tube group 9, Despumation device 7, micro vortex flow tube import 30; Micro vortex flow tube riser 40, and micro vortex flow tube underflow opening 5.
In the present invention, all imports of recycle hydrogen de-hydrocarbon device micro vortex flow tube or micro vortex flow tube group compile, and are connected with the import of pressurized vessel is airtight, and the recycle hydrogen gas mixture directly carries out rotational flow separation by the import entering micro vortex flow tube of pressurized vessel.
In the present invention, because the recycle hydrogen de-hydrocarbon apparatus has been cancelled the device interior tube sheet, pressurized vessel inside is that an associating is whole; Gas mixture directly gets into eddy flow core pipe inside by pressure vessel inlet to be separated; Purge gas is discharged via riser, has reduced cost of investment, has practiced thrift data; Improve the comprehensive utilization of resource, shortened the apparatus processing cycle.
Preferably, the purified gas recycle hydrogen is discharged micro vortex flow tube by the micro vortex flow tube riser, further removes minimum gas, the solid particulate of wherein carrying secretly via Despumation device, is discharged by the outlet of pressurized vessel upper end; The heavy hydrocarbon component is discharged by the swirler-underflow opening, converges in the swirler-bottom, and the gap is discharged eddy flow and taken off the hydrocarbon device, has further improved the separation efficiency of equipment.
In the present invention, recycle hydrogen de-hydrocarbon device micro vortex flow tube group adopts single-stage or plural parallel stage to arrange.
Recycle hydrogen eddy flow of the present invention takes off a kind of liquid equipment that efficiently takes off that the hydrocarbon device is based on modern gas/liquid cyclone separation process and combines to contain the rerum natura characteristics development of liquid gas material; The removal of the heavy hydrocarbon that is applicable in the recycle hydrogen to be carried secretly; The solvent recuperation that gases such as Sweet natural gas, coke(oven)gas, coal gas, synthesis ammonia plant semi-water gas, oil gas are carried secretly; The gas-liquid of Sweet natural gas well site and gas gathering station (Gu) separating treatment, can be widely used in all gases and purify or the liquids recovery process.
Below referring to accompanying drawing.
Fig. 1 is the vertical view according to the recycle hydrogen de-hydrocarbon apparatus that is furnished with three micro vortex flow tubes of an embodiment of the invention.As shown in Figure 1, three micro vortex flow tubes parallel connection and become the equilateral triangle shape to be evenly distributed on to take off in the hydrocarbon device; Three micro vortex flow tube imports 2,3 are connected with the import of pressurized vessel 1 is airtight with 4, and the recycle hydrogen gas mixture directly gets into micro vortex flow tube by the import tandem pipe of pressurized vessel 1 and carries out rotational flow separation, has shortened the mixed gas disengaging time.
Fig. 2 is the synoptic diagram according to the recycle hydrogen de-hydrocarbon apparatus that is furnished with three micro vortex flow tubes of an embodiment of the invention.As shown in Figure 2, micro vortex flow tube group 9 is composed in parallel by three micro vortex flow tubes; 20 airtight connections of pressure vessel inlet of micro vortex flow tube import 30 and pressurized vessel 1, the recycle hydrogen gas mixture directly gets into micro vortex flow tube by pressure vessel inlet 20 tandem pipes and carries out rotational flow separation, has shortened the mixed gas disengaging time; The purified gas recycle hydrogen is discharged micro vortex flow tube by the riser 40 of micro vortex flow tube; After further removing the minimum gas of wherein carrying secretly and solid particulate via Despumation device 7, discharge (this pressurized vessel 1 also comprises pressurized vessel bottom outlet 8) by pressurized vessel upper end outlet 6; The heavy hydrocarbon component is discharged by underflow opening 5, and interstitial row is removed.The method for arranging of this recycle hydrogen de-hydrocarbon device micro vortex flow tube group has been cancelled the tube sheet in the former swirler-, has reduced the steel capital contribution of equipment, has practiced thrift data, has shortened the process-cycle of equipment, has improved the comprehensive utilization of resource.
Fig. 3 is the synoptic diagram of the recycle hydrogen de-hydrocarbon apparatus that is furnished with a micro vortex flow tube according to another implementation of the invention.As shown in Figure 3, when low processing capacity, the recycle hydrogen de-hydrocarbon device only needs in taking off the hydrocarbon device, to arrange a micro vortex flow tube (that is, micro vortex flow tube group 9 is composed in series by a micro vortex flow tube); When taking off the hydrocarbon device and adopt single micro vortex flow tube to arrange, micro vortex flow tube is directly put into and is taken off the hydrocarbon device, need not to adopt especially the equilateral triangle shape; Cancelled tube sheet equally in this recycle hydrogen de-hydrocarbon device, 20 airtight connections of pressure vessel inlet of micro vortex flow tube import 30 and pressurized vessel 1, the recycle hydrogen gas mixture directly gets into micro vortex flow tubes by pressure vessel inlet 20 and carries out rotational flow separation; The purified gas recycle hydrogen is discharged micro vortex flow tube by the riser 40 of micro vortex flow tube; After further removing the minimum gas of wherein carrying secretly and solid particulate via Despumation device 7, discharge (this pressurized vessel 1 also comprises pressurized vessel bottom outlet 8) by pressurized vessel upper end outlet 6; The heavy hydrocarbon component is discharged by underflow opening 5, and interstitial row is removed.
Adopt recycle hydrogen de-hydrocarbon device micro vortex flow tube method for arranging of the present invention, can reduce materials consumption 56%, capital cost reduces 600,000 yuan; Annual process cost reduces 400,000 yuan; With the volume-diminished 70% of hydroeracking unit HP separator, reduce equipment tonnage 50%, facility investment reduces 45%.
This recycle hydrogen de-hydrocarbon device micro vortex flow tube method for arranging can promote the use of recycle hydrogen, liquid hydrocarbon, the diesel oil of device generations such as refinery hydrogen cracking, catalytic cracking, coking, reformation and catalytic pyrolysis and hang down in the desulfurization and sour water purification system that divides gas, can also be generalized to the desulphurization system of attaching the liquefied gas and the fuel gas of product by courses of processing such as associated gas, Sweet natural gas, water-gas synthesize.
The major advantage of method and apparatus of the present invention is:
The recycle hydrogen de-hydrocarbon device inside of the inventive method does not have tube sheet, has practiced thrift material, and cost of investment is low; Volume is little, and failure rate is low, and the pressure-losses is little; Separation efficiency is high, and the apparatus processing cycle has been shortened in the comprehensive utilization of having practiced thrift data and having improved resource; Reduce the recycle hydrogen mixed gas separation time, increased stability.
All documents in that the present invention mentions are all quoted as a reference in this application, are just quoted such as a reference separately as each piece document.Should be understood that in addition after having read above-mentioned teachings of the present invention, those skilled in the art can do various changes or modification to the present invention, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Claims (10)
1. the method for arranging of the micro vortex flow tube in the recycle hydrogen de-hydrocarbon device, this method comprises: the import of the micro vortex flow tube in the micro vortex flow tube group in the recycle hydrogen de-hydrocarbon device is compiled, and with this recycle hydrogen de-hydrocarbon device in airtight connection of import of pressurized vessel.
2. the method for claim 1 is characterized in that, said micro vortex flow tube group is made up of one or more micro vortex flow tube.
3. method as claimed in claim 2 is characterized in that, when said micro vortex flow tube group is made up of a micro vortex flow tube, the import of this micro vortex flow tube directly with this recycle hydrogen de-hydrocarbon device in airtight connection of import of pressurized vessel; When said micro vortex flow tube group was made up of three micro vortex flow tubes, said three micro vortex flow tubes adopted equilateral triangle to arrange.
4. the method for claim 1 is characterized in that, said micro vortex flow tube becomes single-stage or plural parallel stage to arrange.
5. recycle hydrogen de-hydrocarbon apparatus; This device comprises: columnar pressurized vessel (1), micro vortex flow tube group (9) and Despumation device (7); Wherein, the micro vortex flow tube import (30) in the said micro vortex flow tube group (9) compiles, and with airtight connection of pressure vessel inlet (20) of said pressurized vessel (1).
6. device as claimed in claim 5 is characterized in that, said micro vortex flow tube group (9) is made up of one or more micro vortex flow tube.
7. device as claimed in claim 6 is characterized in that, when said micro vortex flow tube group (9) is made up of a micro vortex flow tube, the micro vortex flow tube import (30) of this micro vortex flow tube directly with airtight connection of pressure vessel inlet (20) of said pressurized vessel (1); When said micro vortex flow tube group (9) was made up of three micro vortex flow tubes, said three micro vortex flow tubes adopted equilateral triangle to arrange.
8. like claim 6 or 7 described devices, it is characterized in that the recycle hydrogen gas mixture directly carries out rotational flow separation in pressure vessel inlet (20) the entering micro vortex flow tube by pressurized vessel (1).
9. like claim 6 or 7 described devices; It is characterized in that; The purified gas recycle hydrogen is discharged micro vortex flow tube by the riser (40) of micro vortex flow tube, further remove the minimum gas of wherein carrying secretly and solid particulate via Despumation device (7) after, by pressurized vessel upper end outlet (6) discharge.
10. like claim 6 or 7 described devices, it is characterized in that the heavy hydrocarbon component is discharged by the underflow opening (5) of micro vortex flow tube, converges in the bottom of micro vortex flow tube, pressurized vessel (1) is discharged in the gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810201687XA CN101391747B (en) | 2008-10-24 | 2008-10-24 | Micro vortex flow tube arrangement method and device of recycle hydrogen de-hydrocarbon machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810201687XA CN101391747B (en) | 2008-10-24 | 2008-10-24 | Micro vortex flow tube arrangement method and device of recycle hydrogen de-hydrocarbon machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101391747A CN101391747A (en) | 2009-03-25 |
| CN101391747B true CN101391747B (en) | 2012-11-07 |
Family
ID=40492289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810201687XA Active CN101391747B (en) | 2008-10-24 | 2008-10-24 | Micro vortex flow tube arrangement method and device of recycle hydrogen de-hydrocarbon machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101391747B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551263B (en) * | 2013-10-17 | 2016-03-23 | 上海华畅环保设备发展有限公司 | The separating property ameliorative way of liquid-solid micro-a cluster cyclone and device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1654001A (en) * | 2004-02-11 | 2005-08-17 | 三星光州电子株式会社 | Cyclone dust-collector |
| CN101108299A (en) * | 2007-06-29 | 2008-01-23 | 长春东狮科贸实业有限公司 | High-efficient gas-liquid mass transferring device |
| CN101146584A (en) * | 2005-02-23 | 2008-03-19 | Dps布里斯托尔（控股）有限公司 | Separator to separate a liquid/liquid/gas/solid mixture |
-
2008
- 2008-10-24 CN CN200810201687XA patent/CN101391747B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1654001A (en) * | 2004-02-11 | 2005-08-17 | 三星光州电子株式会社 | Cyclone dust-collector |
| CN101146584A (en) * | 2005-02-23 | 2008-03-19 | Dps布里斯托尔（控股）有限公司 | Separator to separate a liquid/liquid/gas/solid mixture |
| CN101108299A (en) * | 2007-06-29 | 2008-01-23 | 长春东狮科贸实业有限公司 | High-efficient gas-liquid mass transferring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101391747A (en) | 2009-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101480637A (en) | Method and device for connecting swirl tube and tower | |
| CN102380262A (en) | High-pressure separator and method for high-pressure separation | |
| MY154879A (en) | A slurry bed loop reactor and use thereof | |
| WO2010038400A1 (en) | System for separating catalyst | |
| CN205803418U (en) | A kind of supercritical water gasification piece-rate system | |
| CN109880654A (en) | A method of utilizing volatile matter Fischer Tropsch waxes in low-order coal | |
| CN101455933A (en) | Tower-top eddy flow purification method and device of recycle hydrogen desulfurizing tower | |
| CN101391747B (en) | Micro vortex flow tube arrangement method and device of recycle hydrogen de-hydrocarbon machine | |
| CN106986341A (en) | A kind of technique for preparing CO gas | |
| CN112961712A (en) | System and method for preparing LNG (liquefied Natural gas) and hydrogen by deeply purifying coke oven gas | |
| CN109054893A (en) | The system that hydrogen purification is coupled with wax oil hydrogenation in a kind of coal hydrogen manufacturing | |
| CN108774546A (en) | Low point of cyclonic current liquid separation-cyclone desulfuration-eddy flow control alkali integrating device and its implementation in hydrogenation plant | |
| CN201537408U (en) | Purification treatment tower for producing hydrogen with natural gas | |
| CN108753358A (en) | Dry gas eddy flow liquid separation-cyclone desulfuration-eddy flow control alkali integrating device and its implementation in hydrogenation plant | |
| CN103242923B (en) | Natural gas desulfurization device and desulfurization process applicable to production platform | |
| US9302910B2 (en) | Short-flow process for desulfurization of circulating hydrogen and device for the same | |
| CN102041041B (en) | Rotational-flow liquid removal method and device of liquid phase circulation hydrogenation system | |
| CN208911784U (en) | A kind of oil plant compressor exhaust gas absorption device | |
| CN106831304A (en) | A kind of method and device for improving catalysis drying gas ethylbenzene efficiency | |
| CN105505464A (en) | A fiber liquid film contactor amine washing desulphurization device and an amine washing desulphurization method | |
| CN206955651U (en) | A kind of system for reclaiming oil refinery waste hydrogen and being used for chemical fertilizer factory's synthetic ammonia installation | |
| CN108753357A (en) | Recycle hydrogen eddy flow liquid separation-cyclone desulfuration-eddy flow control alkali integrating device and its implementation in hydrogenation plant | |
| CN102348783B (en) | Catalyst separation system | |
| CN110305690A (en) | A kind of Short flow method and device of the separation of high-temperature sulfuric acid alkylation acid hydrocarbon | |
| CN112850645B (en) | System and method for preparing synthetic ammonia by deeply purifying coke oven gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |