CA2016045C - Procede de separation de gaz par adsorption modulee en pression - Google Patents

Procede de separation de gaz par adsorption modulee en pression

Info

Publication number: CA2016045C
Authority: CA; Canada
Prior art keywords: pressure; flow path; gas mixture; space; adsorbent bed
Prior art date: 1990-05-04
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.): Expired - Fee Related

Application number

CA 2016045

Other languages

English (en)

Other versions

CA2016045A1 (fr

Inventor

Bowie Gordon Keefer

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Xebec Adsorption Inc

Original Assignee

Individual

Priority date (The priority date 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 date listed.)

1990-05-04

Filing date

1990-05-04

Publication date

1994-08-16

1990-05-04 Application filed by Individual filed Critical Individual

1990-05-04 Priority to CA 2016045 priority Critical patent/CA2016045C/fr

1991-11-04 Publication of CA2016045A1 publication Critical patent/CA2016045A1/fr

1994-08-16 Application granted granted Critical

1994-08-16 Publication of CA2016045C publication Critical patent/CA2016045C/fr

2010-05-04 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000001179 sorption measurement Methods 0.000 title abstract description 20
238000000926 separation method Methods 0.000 title description 28
239000000203 mixture Substances 0.000 claims abstract description 206
238000000034 method Methods 0.000 claims abstract description 44
230000008569 process Effects 0.000 claims abstract description 43
239000003463 adsorbent Substances 0.000 claims description 338
125000004122 cyclic group Chemical group 0.000 claims description 107
230000006835 compression Effects 0.000 claims description 98
238000007906 compression Methods 0.000 claims description 98
238000006073 displacement reaction Methods 0.000 claims description 81
238000010926 purge Methods 0.000 claims description 41
239000000463 material Substances 0.000 claims description 38
230000008859 change Effects 0.000 claims description 26
238000002156 mixing Methods 0.000 claims description 15
230000002441 reversible effect Effects 0.000 claims description 15
238000004891 communication Methods 0.000 claims description 10
238000009826 distribution Methods 0.000 claims description 8
238000007599 discharging Methods 0.000 claims description 5
230000002829 reductive effect Effects 0.000 claims description 5
125000006850 spacer group Chemical group 0.000 claims description 5
238000013517 stratification Methods 0.000 claims description 4
238000009827 uniform distribution Methods 0.000 claims description 3
238000011084 recovery Methods 0.000 abstract description 9
239000007789 gas Substances 0.000 description 304
239000000047 product Substances 0.000 description 108
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 60
239000001301 oxygen Substances 0.000 description 60
229910052760 oxygen Inorganic materials 0.000 description 60
239000003570 air Substances 0.000 description 50
230000033001 locomotion Effects 0.000 description 32
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 26
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 16
239000001257 hydrogen Substances 0.000 description 16
229910052739 hydrogen Inorganic materials 0.000 description 16
238000007789 sealing Methods 0.000 description 15
239000012535 impurity Substances 0.000 description 14
229910021536 Zeolite Inorganic materials 0.000 description 13
HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 13
229910052757 nitrogen Inorganic materials 0.000 description 13
239000010457 zeolite Substances 0.000 description 13
XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 12
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 12
230000007246 mechanism Effects 0.000 description 8
239000012141 concentrate Substances 0.000 description 7
238000009825 accumulation Methods 0.000 description 6
230000009471 action Effects 0.000 description 6
229910052786 argon Inorganic materials 0.000 description 6
239000001569 carbon dioxide Substances 0.000 description 6
229910002092 carbon dioxide Inorganic materials 0.000 description 6
239000000446 fuel Substances 0.000 description 6
239000002808 molecular sieve Substances 0.000 description 6
239000012264 purified product Substances 0.000 description 6
URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 6
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
230000008901 benefit Effects 0.000 description 5
230000008878 coupling Effects 0.000 description 5
238000010168 coupling process Methods 0.000 description 5
238000005859 coupling reaction Methods 0.000 description 5
238000013461 design Methods 0.000 description 4
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239000012530 fluid Substances 0.000 description 4
238000000746 purification Methods 0.000 description 4
238000013459 approach Methods 0.000 description 3
238000002485 combustion reaction Methods 0.000 description 3
230000001351 cycling effect Effects 0.000 description 3
239000001307 helium Substances 0.000 description 3
229910052734 helium Inorganic materials 0.000 description 3
SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 3
230000000630 rising effect Effects 0.000 description 3
239000002904 solvent Substances 0.000 description 3
238000012546 transfer Methods 0.000 description 3
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
230000000274 adsorptive effect Effects 0.000 description 2
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
239000012080 ambient air Substances 0.000 description 2
230000003190 augmentative effect Effects 0.000 description 2
239000006227 byproduct Substances 0.000 description 2
238000001311 chemical methods and process Methods 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
230000009849 deactivation Effects 0.000 description 2
230000007423 decrease Effects 0.000 description 2
238000011010 flushing procedure Methods 0.000 description 2
230000006870 function Effects 0.000 description 2
238000009413 insulation Methods 0.000 description 2
230000036961 partial effect Effects 0.000 description 2
239000008188 pellet Substances 0.000 description 2
230000000737 periodic effect Effects 0.000 description 2
238000005086 pumping Methods 0.000 description 2
230000001172 regenerating effect Effects 0.000 description 2
239000012858 resilient material Substances 0.000 description 2
230000004044 response Effects 0.000 description 2
230000002000 scavenging effect Effects 0.000 description 2
239000002918 waste heat Substances 0.000 description 2
CNCZOAMEKQQFOA-HZQGBTCBSA-N 4-[(2s,3s,4r,5r,6r)-4,5-bis(3-carboxypropanoyloxy)-2-methyl-6-[[(2r,3r,4s,5r,6s)-3,4,5-tris(3-carboxypropanoyloxy)-6-[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxochromen-3-yl]oxyoxan-2-yl]methoxy]oxan-3-yl]oxy-4-oxobutanoic acid Chemical compound OC(=O)CCC(=O)O[C@@H]1[C@H](OC(=O)CCC(O)=O)[C@@H](OC(=O)CCC(O)=O)[C@H](C)O[C@H]1OC[C@@H]1[C@@H](OC(=O)CCC(O)=O)[C@H](OC(=O)CCC(O)=O)[C@@H](OC(=O)CCC(O)=O)[C@H](OC=2C(C3=C(O)C=C(O)C=C3OC=2C=2C=C(O)C(O)=CC=2)=O)O1 CNCZOAMEKQQFOA-HZQGBTCBSA-N 0.000 description 1
241001527902 Aratus Species 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
229910000147 aluminium phosphate Inorganic materials 0.000 description 1
230000001174 ascending effect Effects 0.000 description 1
230000033228 biological regulation Effects 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
239000003610 charcoal Substances 0.000 description 1
238000011109 contamination Methods 0.000 description 1
230000008602 contraction Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
238000001035 drying Methods 0.000 description 1
239000013013 elastic material Substances 0.000 description 1
239000003792 electrolyte Substances 0.000 description 1
238000009422 external insulation Methods 0.000 description 1
230000010354 integration Effects 0.000 description 1
230000002427 irreversible effect Effects 0.000 description 1
230000035515 penetration Effects 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
239000005518 polymer electrolyte Substances 0.000 description 1
239000011148 porous material Substances 0.000 description 1
238000005381 potential energy Methods 0.000 description 1
230000010349 pulsation Effects 0.000 description 1
238000010992 reflux Methods 0.000 description 1
238000005057 refrigeration Methods 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
230000029058 respiratory gaseous exchange Effects 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000002336 sorption--desorption measurement Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000006467 substitution reaction Methods 0.000 description 1
230000000153 supplemental effect Effects 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1
230000032258 transport Effects 0.000 description 1
238000010792 warming Methods 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
- B01D53/0446—Means for feeding or distributing gases
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/047—Pressure swing adsorption
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
- B01D2253/108—Zeolites
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/30—Physical properties of adsorbents
- B01D2253/34—Specific shapes
- B01D2253/342—Monoliths
- B01D2253/3425—Honeycomb shape
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/10—Nitrogen
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/12—Oxygen
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/10—Single element gases other than halogens
- B01D2257/102—Nitrogen
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/10—Single element gases other than halogens
- B01D2257/104—Oxygen
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40007—Controlling pressure or temperature swing adsorption
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
- B01D2259/40058—Number of sequence steps, including sub-steps, per cycle
- B01D2259/40062—Four
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/401—Further details for adsorption processes and devices using a single bed
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/402—Further details for adsorption processes and devices using two beds
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/414—Further details for adsorption processes and devices using different types of adsorbents
- B01D2259/4141—Further details for adsorption processes and devices using different types of adsorbents within a single bed
- B01D2259/4145—Further details for adsorption processes and devices using different types of adsorbents within a single bed arranged in series
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/047—Pressure swing adsorption
- B01D53/0476—Vacuum pressure swing adsorption
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/06—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
Separation Of Gases By Adsorption (AREA)
Hydrogen, Water And Hydrids (AREA)

CA 2016045 1990-05-04 1990-05-04 Procede de separation de gaz par adsorption modulee en pression Expired - Fee Related CA2016045C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA 2016045 CA2016045C (fr)	1990-05-04	1990-05-04	Procede de separation de gaz par adsorption modulee en pression

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA 2016045 CA2016045C (fr)	1990-05-04	1990-05-04	Procede de separation de gaz par adsorption modulee en pression

Publications (2)

Publication Number	Publication Date
CA2016045A1 CA2016045A1 (fr)	1991-11-04
CA2016045C true CA2016045C (fr)	1994-08-16

Family

ID=4144913

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2016045 Expired - Fee Related CA2016045C (fr)	1990-05-04	1990-05-04	Procede de separation de gaz par adsorption modulee en pression

Country Status (1)

Country	Link
CA (1)	CA2016045C (fr)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6866950B2 (en)	2000-12-08	2005-03-15	Questair Technologies Inc.	Methods and apparatuses for gas separation by pressure swing adsorption with partial gas product feed to fuel cell power source
US6902602B2 (en)	2002-03-14	2005-06-07	Questair Technologies Inc.	Gas separation by combined pressure swing and displacement purge
US6921597B2 (en)	1998-09-14	2005-07-26	Questair Technologies Inc.	Electrical current generation system
US7087331B2 (en)	2000-10-30	2006-08-08	Questair Technologies Inc.	Energy efficient gas separation for fuel cells
US7097925B2 (en)	2000-10-30	2006-08-29	Questair Technologies Inc.	High temperature fuel cell power plant
US7160367B2 (en)	2000-12-11	2007-01-09	Questair Technologies, Inc.	PSA with adsorbents sensitive to contaminants
US7189280B2 (en)	2004-06-29	2007-03-13	Questair Technologies Inc.	Adsorptive separation of gas streams
US7285350B2 (en)	2002-09-27	2007-10-23	Questair Technologies Inc.	Enhanced solid oxide fuel cell systems
USRE40006E1 (en) *	1996-04-24	2008-01-22	Questair Technologies Inc.	Flow regulated pressure swing adsorption system
US7387849B2 (en)	2002-03-14	2008-06-17	Questair Technologies Inc.	Hydrogen recycle for solid oxide fuel cell
US7674539B2 (en)	2000-10-27	2010-03-09	Xebec Adsorption Inc.	Systems and processes for providing hydrogen to fuel cells
US7828877B2 (en)	2004-11-05	2010-11-09	Xebec Adsorption, Inc.	Separation of carbon dioxide from other gases
US10190066B2 (en)	2009-11-18	2019-01-29	G4 Insights Inc.	Method and system for biomass hydrogasification
WO2020010392A1 (fr) *	2018-07-09	2020-01-16	Freo2 Pty Ltd	Procédés, appareil et systèmes de concentration d'un gaz
US11679354B2 (en)	2016-10-21	2023-06-20	Corning Incorporated	Sorbent structures with resistive heating capability and methods of making the same

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU5381200A (en)	1999-06-09	2001-01-02	Questair Technologies, Inc.	Rotary pressure swing adsorption apparatus
AU5381300A (en)	1999-06-10	2001-01-02	Questair Technologies, Inc.	Chemical reactor with pressure swing adsorption
US6514319B2 (en)	1999-12-09	2003-02-04	Questair Technologies Inc.	Life support oxygen concentrator
US7250073B2 (en)	1999-12-09	2007-07-31	Questair Technologies, Inc.	Life support oxygen concentrator
CA2306311C (fr)	2000-04-20	2007-04-10	Quest Air Gases Inc.	Structures lamellees adsorbantes
US20020112479A1 (en) *	2001-01-09	2002-08-22	Keefer Bowie G.	Power plant with energy recovery from fuel storage
CN102341485B (zh)	2009-03-05	2015-06-10	G4因赛特公司	用于生物质的热化学转化的方法和系统
EP2501788A4 (fr)	2009-11-18	2013-12-04	G4 Insights Inc	Méthanisation de la biomasse améliorée par sorption
CN106693532A (zh) *	2017-01-10	2017-05-24	江苏净领环保科技有限公司	一种变压解析法废气处理装置及工艺
CN115055026A (zh) *	2022-05-25	2022-09-16	云南通威高纯晶硅有限公司	一种使用列管式吸附柱纯化混合气的方法
CN117339344B (zh) *	2023-12-04	2024-03-12	山东德利环保工程有限公司	一种具有双层吸附器的吸附塔
CN119909493B (zh) *	2025-04-02	2025-09-02	山东青云装备科技有限公司	一种单塔vpsa制氧装置

1990
- 1990-05-04 CA CA 2016045 patent/CA2016045C/fr not_active Expired - Fee Related

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
USRE40006E1 (en) *	1996-04-24	2008-01-22	Questair Technologies Inc.	Flow regulated pressure swing adsorption system
US7758988B2 (en)	1998-09-14	2010-07-20	Xebec Adsorption Inc.	System that includes a fuel cell and an oxygen gas delivery system
US6921597B2 (en)	1998-09-14	2005-07-26	Questair Technologies Inc.	Electrical current generation system
US7674539B2 (en)	2000-10-27	2010-03-09	Xebec Adsorption Inc.	Systems and processes for providing hydrogen to fuel cells
US7097925B2 (en)	2000-10-30	2006-08-29	Questair Technologies Inc.	High temperature fuel cell power plant
US7087331B2 (en)	2000-10-30	2006-08-08	Questair Technologies Inc.	Energy efficient gas separation for fuel cells
US6866950B2 (en)	2000-12-08	2005-03-15	Questair Technologies Inc.	Methods and apparatuses for gas separation by pressure swing adsorption with partial gas product feed to fuel cell power source
US7160367B2 (en)	2000-12-11	2007-01-09	Questair Technologies, Inc.	PSA with adsorbents sensitive to contaminants
US7387849B2 (en)	2002-03-14	2008-06-17	Questair Technologies Inc.	Hydrogen recycle for solid oxide fuel cell
US6902602B2 (en)	2002-03-14	2005-06-07	Questair Technologies Inc.	Gas separation by combined pressure swing and displacement purge
US7285350B2 (en)	2002-09-27	2007-10-23	Questair Technologies Inc.	Enhanced solid oxide fuel cell systems
US7189280B2 (en)	2004-06-29	2007-03-13	Questair Technologies Inc.	Adsorptive separation of gas streams
US7828877B2 (en)	2004-11-05	2010-11-09	Xebec Adsorption, Inc.	Separation of carbon dioxide from other gases
US10190066B2 (en)	2009-11-18	2019-01-29	G4 Insights Inc.	Method and system for biomass hydrogasification
US11679354B2 (en)	2016-10-21	2023-06-20	Corning Incorporated	Sorbent structures with resistive heating capability and methods of making the same
WO2020010392A1 (fr) *	2018-07-09	2020-01-16	Freo2 Pty Ltd	Procédés, appareil et systèmes de concentration d'un gaz

Also Published As

Publication number	Publication date
CA2016045A1 (fr)	1991-11-04

Legal Events

Date	Code	Title	Description
1990-05-04	EEER	Examination request
2003-05-05	MKLA	Lapsed

Publication	Publication Date	Title
CA2016045C (fr)	1994-08-16	Procede de separation de gaz par adsorption modulee en pression
US4968329A (en)	1990-11-06	Pressure swing adsorption for concentration of a gas component
US5082473A (en)	1992-01-21	Extraction and concentration of a gas component
US4801308A (en)	1989-01-31	Apparatus and process for pressure swing adsorption separation
CA2276362C (fr)	2007-01-30	Adsorption modulee en pression a haute frequence
US5096469A (en)	1992-03-17	Adsorptive gas separator with inertial energy exchange
CA1256038A (fr)	1989-06-20	Methode et dispositif de separation et de synthese des gaz
CA2294718A1 (fr)	1999-01-14	Appareil rotatif d'adsorption modulee en pression et hautes frequences
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