WO2003049854A2 - Bande pour module de garnissage, module et colonne correspondants - Google Patents
Bande pour module de garnissage, module et colonne correspondants Download PDFInfo
- Publication number
- WO2003049854A2 WO2003049854A2 PCT/FR2002/004214 FR0204214W WO03049854A2 WO 2003049854 A2 WO2003049854 A2 WO 2003049854A2 FR 0204214 W FR0204214 W FR 0204214W WO 03049854 A2 WO03049854 A2 WO 03049854A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- strip
- curve
- ridge
- valley
- curvature
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/32—Packing elements in the form of grids or built-up elements for forming a unit or module inside the apparatus for mass or heat transfer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04763—Start-up or control of the process; Details of the apparatus used
- F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
- F25J3/04896—Details of columns, e.g. internals, inlet/outlet devices
- F25J3/04909—Structured packings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/322—Basic shape of the elements
- B01J2219/32203—Sheets
- B01J2219/3221—Corrugated sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/322—Basic shape of the elements
- B01J2219/32203—Sheets
- B01J2219/32213—Plurality of essentially parallel sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/322—Basic shape of the elements
- B01J2219/32203—Sheets
- B01J2219/32224—Sheets characterised by the orientation of the sheet
- B01J2219/32227—Vertical orientation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/322—Basic shape of the elements
- B01J2219/32203—Sheets
- B01J2219/32255—Other details of the sheets
- B01J2219/32258—Details relating to the extremities of the sheets, such as a change in corrugation geometry or sawtooth edges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/322—Basic shape of the elements
- B01J2219/32203—Sheets
- B01J2219/32255—Other details of the sheets
- B01J2219/32262—Dimensions or size aspects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/322—Basic shape of the elements
- B01J2219/32203—Sheets
- B01J2219/32265—Sheets characterised by the orientation of blocks of sheets
- B01J2219/32272—Sheets characterised by the orientation of blocks of sheets relating to blocks in superimposed layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/324—Composition or microstructure of the elements
- B01J2219/32408—Metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/326—Mathematical modelling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/328—Manufacturing aspects
- B01J2219/3281—Pleating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/10—Mathematical formulae, modeling, plot or curves; Design methods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/12—Particular process parameters like pressure, temperature, ratios
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S261/00—Gas and liquid contact apparatus
- Y10S261/72—Packing elements
Definitions
- the present invention relates to a corrugated strip of sheet material, in particular of plastically deformed sheet metal, for a packing module for treating a fluid, of the type delimiting fluid flow channels and comprising a current region whose channels define, in side view, ridge / valley lines having a general direction inclined with respect to a general direction of circulation of said fluid, the strip further comprising at least one transition region adjacent to the current region, transition region the direction of which ridge / valley lines gradually approach the general direction of circulation of said fluid.
- the term “packing” is intended to mean a device intended for mixing a phase and / or bringing several phases flowing in co-current or counter-current into contact.
- the lining in particular, there may be an exchange of heat and / or material and / or a chemical reaction.
- a particular application of the invention resides in the columns separating from gas mixtures, in particular the air distillation columns.
- the modules include corrugated sheets or strips arranged parallel and vertically, sheets whose corrugations are oblique with respect to a general direction of circulation of fluid in the installation, and inclined alternately, generally crossed by 90 °, from sheet to sheet. 'other.
- the packing modules are threaded into the distillation column so that the sheets of a module are angularly offset with respect to the sheets of an adjacent module around the axis of the column, generally 90 ° by a module to another.
- the gas is forced to change direction at such an angle to pass from one module to another, with a corresponding pressure drop at this location.
- This pressure drop causes an accumulation of liquid in the lower zone of the upper module and engorgement of the column at this location, while the central part of the modules has not yet reached its point of engorgement. This phenomenon decreases the processing capacity of the column.
- Such a packing module is described for example in WO-A-97 / l ⁇ 247.
- the packing strips include in their marginal regions corrugations with curved apices which extend, on the edge facing an adjacent module, parallel to the general direction of circulation of the fluids.
- the packing strips described in the aforementioned WO-A-97 / 16,247 nevertheless still generate a substantial pressure drop in the interface areas of the modules.
- the invention aims to provide a packing module whose pressure drop is further reduced.
- the subject of the invention is a corrugated strip of the aforementioned type, characterized in that each ridge / valley line of the transition region, seen from the side, extends inside an area determined, centered on a . curve which tangentially extends the ridge / valley line of the current region, and whose radial width is 10% of the corresponding radius of curvature of curvature, and in that the radius of curvature of the curve is at any point greater than 1.5 times, preferably greater than 1.6 times, the hydraulic diameter of a channel.
- the strip according to the invention may include one or more of the following characteristics:
- the radius of curvature of the curve is greater than three times the hydraulic diameter of a channel. - The radius of curvature of the curve is less than five times the hydraulic diameter of a channel.
- the curve is an arc.
- the center of the circular arc is located on the edge of the strip or on an extension of this edge.
- the curve comprises at least two circular arcs of different radii of curvature, the circular arcs connecting to each other in ascending order of the value of their radius of curvature from the edge of the strip. (to be checked by M. WERLEN).
- the edge direction of the ridge / valley lines at the location of their intersection with the edge of the strip is substantially the general direction of circulation of said fluid.
- the ridge / valley lines of the transition region consist of at least two rectilinear segments, in particular of identical lengths.
- the invention further relates to a packing module for a column for exchanging material and / or heat, characterized in that it comprises a stack of corrugated strips as defined above, with their general directions of the lines. of ridges / valley of their current region inverted from one band to another.
- the packing density is greater than 300 m 2 / m 3 , and preferably greater than 400 m 2 / m 3 .
- the subject of the invention is a cryogenic distillation column, in particular for air distillation, characterized in that it comprises at least one packing module as defined above.
- FIG. 1 is a schematic side view of a packing strip according to the invention.
- - Figure 2 is a sectional view along line II-II of Figure 1, on a larger scale;
- - Figures 3 and 4 are graphs showing the behavior of an example of a packing module 1 according to the invention compared to packing modules of the prior art;
- - Figure 5 is a side view of part of a variant of a packing strip according to the invention, on a larger scale. .
- Figure 1 is shown, in side view, a packing strip 2 according to the invention.
- the packing strip 2 is intended to be mounted in a column for treating a fluid with a vertical central axis (not shown). During operation of the column the fluid flows over the surface of the strip 2 in a general direction D ⁇ fluid flow, which in this case vertical.
- the packing strip 2 is made from a strip of smooth sheet metal, and is plastically deformed by folding.
- the lining strip 2 has a wavy running region 4 to which the wavy regions of - upper 6 and lower transition 8 are connected in the direction D f .
- Each transition region 6, 8 is terminated by a horizontal edge 10, 12.
- the transition regions 6, 8 are, in the assembled state of the strip 2, adjacent to neighboring packing modules, made up of similar strips but angularly offset around the central axis of the column.
- FIG. 2 a sectional view of the main part 4 along line II-II of Figure 1.
- the strip 2 consists of a succession of surfaces 14, 16 inclined planes, relative to the plane of Figure 1, alternately forwards and backwards.
- Two adjacent surfaces 14, 16 form a fluid flow channel 18 between them.
- Each channel 18 has a substantially triangular section and is closed on two sides and open on the third side.
- the surfaces of a channel 14, 16 form an angle of ⁇ folding, which in this case is 60 °.
- the channels 18, and therefore the strip have a thickness E.
- the flat surfaces 14, 16 include curved connecting zones 22, 24 which connect two adjacent surfaces 14, 16. These connecting zones have a radius of curvature r.
- the connecting zones 22, 24 form, in side view (FIG. 1), ridge 26 and valley lines 28.
- two ridge lines 26 or two neighboring valley lines 28 extend parallel l to each other at a distance B, which is the step of the ripple.
- the angle ⁇ is generally between 30 ° and 60 °.
- each ridge 26 / valley 28 lines of the channels 18 extend substantially in the direction Di in an area connected to the current region 4 and change their inclination gradually towards an edge inclination direction D b to the location of the edge 10, 12 of the strip.
- each ridge 26 / valley line 28 has in the transition region, in side view, the shape of an arc of circle A of radius Rc.
- the center C of each arc A is located on the edge 10, 12 of the strip or on an extension of it, so that the direction D b is identical to the direction D f .
- Each circular arc A is tangentially connected to a ridge 26 / valley line 28 of the current region 4.
- Each of the transition regions upper 6 and lower 8 has a height Hc, measured in the direction Df.
- each channel 18 is defined by two surfaces 14, 16 in V, that is to say by neglecting the radius r, the hydraulic diameter of a channel (18)
- the radius Rc of each arc A is greater than 1.5 times the hydraulic diameter Dh. In practice it is between 1.6 Dh and 5 Dh, and is preferably around 3 Dh.
- Curve C1 shows the capacity of a first, conventional packing, without transition regions, namely a packing made up of corrugated strips which are formed only by a current region.
- Curve C2 indicates the capacity of a second lining, having two lower and upper transition regions whose ratio Rc / Dh is equal to 1. For a pressure drop of lOmbar / m there is an increase in capacity of 25% compared to conventional upholstery.
- the curve C3 indicates the capacity of a lining according to the invention, the ratio Rc / Dh of which is 3. The capacity is, for a pressure drop of 10 mbar / m, further increased by 12% compared to the second lining.
- the abscissa indicates the degree of clogging of the lining, while the ordinate indicates the pressure drop per unit of height.
- Curve C4 shows the behavior of the first conventional packing.
- Curve C5 indicates the behavior of the second lining, and curve C6 indicates the behavior of the third lining.
- Figure 5 is shown part of a transition region of a variant of a packing strip according to the invention.
- the inclination ⁇ of the ridge 26 / valley 28 lines of the current region 4 is 30 °. Consequently, they are inclined by 60 ° with respect to D f .
- the ridge 26 / valley lines 28 are formed in the transition region 8 of three straight segments 36, 38, 40 of identical length 1. The successive segments 36, 38, 40 are inclined, from the current region towards the edge, by 77 ° to the edge 12.
- Each ridge 26 / valley line 28 of the strip 2 extends, in the transition region 8, inside a zone 42 which is defined as follows: A curve in the form of an arc of circle A is tangentially connected to the end point T1 of the crest line 26 / of the valley 28 concerned in the current region.
- This circular arc A has a radius Rc of at least 1.5 times, preferably at least 1.6 times, the hydraulic diameter Dh of the channels 18 of the strip 4.
- this circular arc has a tangential direction D t which is more inclined towards the general direction of flow of the fluid D f than the ridge lines 26 / of valley 28 of the current region 4.
- Zone 42 has a radial width Lr which is 10% of the radius Rc. Zone 42 is centered on the arc of circle A, so that it extends by 5% x Rc on either side of the arc of circle A.
- this arc of circle A is the ideal line of curvature for a crest line 26 / of the valley 28 extending in the zone 42.
- a packing module made from a packing strip according to the invention has an increased capacity.
- the packing modules produced from the strips according to the invention preferably have a packing density a greater than 300 m 2 / m 3 and preferably greater than 400 m 2 / m 3 .
- the modules comprising a stack of packing strips according to the invention are for example used in cryogenic distillation columns, in particular for air distillation.
- the curve defining the area 42 may have a variable radius of curvature, in particular decreasing from the current region of the strip. It can in particular be made up of a plurality of circular arcs of different radii of curvature. For example, it can consist of two arcs of a circle having radii of curvature Rc of 1.5 Dh and 2 Dh. Preferably, the arcs of a circle extend from the edge in the ascending order of their radii of curvature (to be checked by M. ERLEN).
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/498,614 US7147215B2 (en) | 2001-12-10 | 2002-12-06 | Strip for packing module, corresponding module and column |
JP2003550899A JP2005511284A (ja) | 2001-12-10 | 2002-12-06 | 充填材モジュールのためのストリップ、対応するモジュール及びカラム |
EP02796899A EP1461148A2 (fr) | 2001-12-10 | 2002-12-06 | Bande pour module de garnissage, module et colonne correspondants |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0115933A FR2833190B1 (fr) | 2001-12-10 | 2001-12-10 | Bande pour module de garnissage, module et colonne correspondants |
FR01/15933 | 2001-12-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003049854A2 true WO2003049854A2 (fr) | 2003-06-19 |
WO2003049854A3 WO2003049854A3 (fr) | 2003-12-24 |
Family
ID=8870293
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2002/004214 WO2003049854A2 (fr) | 2001-12-10 | 2002-12-06 | Bande pour module de garnissage, module et colonne correspondants |
Country Status (6)
Country | Link |
---|---|
US (1) | US7147215B2 (fr) |
EP (1) | EP1461148A2 (fr) |
JP (1) | JP2005511284A (fr) |
CN (1) | CN1241682C (fr) |
FR (1) | FR2833190B1 (fr) |
WO (1) | WO2003049854A2 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2734315A4 (fr) * | 2011-07-21 | 2015-03-18 | Sulzer Chemtech Ag | Outil de formation de feuille et procédé pour la fabrication d'une feuille ondulée |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202005004859U1 (de) * | 2005-03-26 | 2006-08-03 | 2H Kunststoff Gmbh | Kontaktkörper für einen Verdunstungsbefeuchter oder Stoffaustauscher für die Befeuchtung, Kühlung und/oder Reinigung von Luft |
FR2947188A1 (fr) * | 2009-06-24 | 2010-12-31 | Air Liquide | Bande pour module de garnissage, module de garnissage et installation de distillation correspondants |
US9295925B2 (en) * | 2012-12-11 | 2016-03-29 | Praxair Technology, Inc. | Structured packing and method |
US9956540B1 (en) * | 2015-03-31 | 2018-05-01 | Gtc Technology Us Llc | Structured packing with enhanced fluid-flow interface |
CN105458088B (zh) * | 2015-11-03 | 2018-06-05 | 天津市北方高效石化设备制造有限公司 | 一种双曲填料拐弯模具 |
JP7499230B2 (ja) * | 2018-09-06 | 2024-06-13 | カーティン ユニバーシティ | 構造化充填物 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2921270A1 (de) * | 1979-05-25 | 1980-11-27 | Montz Gmbh Julius | Packung fuer stoffaustauschkolonnen mit gebogenen rippen |
EP1078684A1 (fr) * | 1999-08-24 | 2001-02-28 | Sulzer Chemtech AG | Garnissage structuré pour des colonnes de séparation |
US6212907B1 (en) * | 2000-02-23 | 2001-04-10 | Praxair Technology, Inc. | Method for operating a cryogenic rectification column |
DE10001694A1 (de) * | 2000-01-18 | 2001-07-19 | Montz Gmbh Julius | Packung für Wärme- und Stoffaustauschkolonnen |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1080991A (en) * | 1963-03-04 | 1967-08-31 | Ici Ltd | Improvements in or relating to film-flow packins |
CH617357A5 (fr) * | 1977-05-12 | 1980-05-30 | Sulzer Ag | |
US4957276A (en) * | 1988-02-22 | 1990-09-18 | Baltimore Aircoil Company | Trapezoidal fill sheet for low silhouette cooling tower |
DE8904345U1 (de) * | 1989-04-07 | 1989-05-18 | Streng, Andreas, Dipl.-Ing., 5210 Troisdorf | Wärme- und Stoffübertrager |
DE3918483A1 (de) * | 1989-06-06 | 1990-12-13 | Munters Euroform Gmbh Carl | Fuellkoerper |
GB9522086D0 (en) * | 1995-10-31 | 1996-01-03 | Ici Plc | Fluid-fluid contacting apparatus |
US5876638A (en) * | 1996-05-14 | 1999-03-02 | Air Products And Chemicals, Inc. | Structured packing element with bi-directional surface texture and a mass and heat transfer process using such packing element |
-
2001
- 2001-12-10 FR FR0115933A patent/FR2833190B1/fr not_active Expired - Fee Related
-
2002
- 2002-12-06 JP JP2003550899A patent/JP2005511284A/ja active Pending
- 2002-12-06 EP EP02796899A patent/EP1461148A2/fr not_active Ceased
- 2002-12-06 US US10/498,614 patent/US7147215B2/en not_active Expired - Lifetime
- 2002-12-06 CN CN02824652.7A patent/CN1241682C/zh not_active Expired - Fee Related
- 2002-12-06 WO PCT/FR2002/004214 patent/WO2003049854A2/fr active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2921270A1 (de) * | 1979-05-25 | 1980-11-27 | Montz Gmbh Julius | Packung fuer stoffaustauschkolonnen mit gebogenen rippen |
EP1078684A1 (fr) * | 1999-08-24 | 2001-02-28 | Sulzer Chemtech AG | Garnissage structuré pour des colonnes de séparation |
DE10001694A1 (de) * | 2000-01-18 | 2001-07-19 | Montz Gmbh Julius | Packung für Wärme- und Stoffaustauschkolonnen |
US6212907B1 (en) * | 2000-02-23 | 2001-04-10 | Praxair Technology, Inc. | Method for operating a cryogenic rectification column |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2734315A4 (fr) * | 2011-07-21 | 2015-03-18 | Sulzer Chemtech Ag | Outil de formation de feuille et procédé pour la fabrication d'une feuille ondulée |
Also Published As
Publication number | Publication date |
---|---|
FR2833190A1 (fr) | 2003-06-13 |
US20050040549A1 (en) | 2005-02-24 |
JP2005511284A (ja) | 2005-04-28 |
CN1241682C (zh) | 2006-02-15 |
WO2003049854A3 (fr) | 2003-12-24 |
CN1606470A (zh) | 2005-04-13 |
FR2833190B1 (fr) | 2004-02-27 |
US7147215B2 (en) | 2006-12-12 |
EP1461148A2 (fr) | 2004-09-29 |
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