CA2275960A1 - Recovery of perfluorinated compounds and hydrofluorocarbon gases using molecular sieve membranes - Google Patents
Recovery of perfluorinated compounds and hydrofluorocarbon gases using molecular sieve membranes Download PDFInfo
- Publication number
- CA2275960A1 CA2275960A1 CA002275960A CA2275960A CA2275960A1 CA 2275960 A1 CA2275960 A1 CA 2275960A1 CA 002275960 A CA002275960 A CA 002275960A CA 2275960 A CA2275960 A CA 2275960A CA 2275960 A1 CA2275960 A1 CA 2275960A1
- Authority
- CA
- Canada
- Prior art keywords
- membrane
- pfc
- hfc
- process according
- molecular sieve
- 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.)
- Abandoned
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
-
- 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
- B01D53/22—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 diffusion
- B01D53/228—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 diffusion characterised by specific membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/20—Halogens or halogen compounds
- B01D2257/204—Inorganic halogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/20—Halogens or halogen compounds
- B01D2257/206—Organic halogen compounds
- B01D2257/2066—Fluorine
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/30—Capture or disposal of greenhouse gases of perfluorocarbons [PFC], hydrofluorocarbons [HFC] or sulfur hexafluoride [SF6]
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
- Y02P20/155—Perfluorocarbons [PFC]; Hydrofluorocarbons [HFC]; Hydrochlorofluorocarbons [HCFC]; Chlorofluorocarbons [CFC]
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL12005997A IL120059A0 (en) | 1997-01-23 | 1997-01-23 | Method and apparatus for recovering sulfur hexafluoride from gas mixtures |
IL120059 | 1997-01-23 | ||
IL121515 | 1997-08-11 | ||
IL12151597A IL121515A0 (en) | 1997-08-11 | 1997-08-11 | Recovery of perfluorinated compounds and hydrofluorocarbon gases using molecular sieve membranes |
PCT/IL1998/000030 WO1998032521A1 (en) | 1997-01-23 | 1998-01-22 | Recovery of perfluorinated compounds and hydrofluorocarbon gases using molecular sieve membranes |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2275960A1 true CA2275960A1 (en) | 1998-07-30 |
Family
ID=26323360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002275960A Abandoned CA2275960A1 (en) | 1997-01-23 | 1998-01-22 | Recovery of perfluorinated compounds and hydrofluorocarbon gases using molecular sieve membranes |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0971785A4 (de) |
JP (1) | JP2001510395A (de) |
AU (1) | AU5677098A (de) |
CA (1) | CA2275960A1 (de) |
NO (1) | NO993431L (de) |
WO (1) | WO1998032521A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000185212A (ja) * | 1998-12-22 | 2000-07-04 | Ube Ind Ltd | パーフルオロ化合物ガスの分離回収方法および装置 |
JP4081956B2 (ja) * | 1999-03-05 | 2008-04-30 | 宇部興産株式会社 | 部分炭素化された非対称性中空糸分離膜とその製法およびガス分離方法 |
FR2798076B1 (fr) * | 1999-09-06 | 2002-05-24 | Air Liquide | Procede d'elimination par permeation des composes fluores ou fluorosoufres d'un flux de xenon et/ou de krypton |
US6389845B1 (en) | 1999-10-05 | 2002-05-21 | American Air Liquide, Inc. | Method and apparatus for separation of SF6 from CF4 /air-containing gas stream |
JP4990193B2 (ja) * | 2008-03-06 | 2012-08-01 | 日本碍子株式会社 | Mfi型ゼオライト膜配設体、及びガス分離方法 |
JP6680611B2 (ja) * | 2016-04-28 | 2020-04-15 | 大旺新洋株式会社 | ガスの分離方法 |
CN109381973B (zh) * | 2017-08-09 | 2021-05-28 | 中国石油化工股份有限公司 | 改进型膜法油气回收分组控制方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61187918A (ja) * | 1985-02-18 | 1986-08-21 | Asahi Chem Ind Co Ltd | ドライ・エツチング方法 |
WO1990015662A1 (en) * | 1989-06-15 | 1990-12-27 | Du Pont Canada Inc. | Perfluorodioxole membranes |
US5354547A (en) * | 1989-11-14 | 1994-10-11 | Air Products And Chemicals, Inc. | Hydrogen recovery by adsorbent membranes |
JPH04322716A (ja) * | 1991-04-22 | 1992-11-12 | Asahi Chem Ind Co Ltd | ガス除湿方法 |
US5226932A (en) * | 1991-10-07 | 1993-07-13 | Praxair Technology, Inc. | Enhanced meambrane gas separations |
IL105442A (en) * | 1993-04-19 | 1996-01-19 | Carbon Membranes Ltd | Method for the separation of gases at low temperatures |
US5282969A (en) * | 1993-04-29 | 1994-02-01 | Permea, Inc. | High pressure feed membrane separation process |
US5482539A (en) * | 1993-09-22 | 1996-01-09 | Enerfex, Inc. | Multiple stage semi-permeable membrane process and apparatus for gas separation |
US5785741A (en) * | 1995-07-17 | 1998-07-28 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges, Claude | Process and system for separation and recovery of perfluorocompound gases |
US5730779A (en) * | 1996-10-31 | 1998-03-24 | Air Products And Chemicals, Inc. | Fluorochemical recovery and recycle using membranes |
-
1998
- 1998-01-22 WO PCT/IL1998/000030 patent/WO1998032521A1/en not_active Application Discontinuation
- 1998-01-22 CA CA002275960A patent/CA2275960A1/en not_active Abandoned
- 1998-01-22 EP EP98900980A patent/EP0971785A4/de not_active Withdrawn
- 1998-01-22 AU AU56770/98A patent/AU5677098A/en not_active Abandoned
- 1998-01-22 JP JP52808198A patent/JP2001510395A/ja active Pending
-
1999
- 1999-07-12 NO NO993431A patent/NO993431L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0971785A1 (de) | 2000-01-19 |
NO993431D0 (no) | 1999-07-12 |
JP2001510395A (ja) | 2001-07-31 |
EP0971785A4 (de) | 2000-05-03 |
AU5677098A (en) | 1998-08-18 |
NO993431L (no) | 1999-09-20 |
WO1998032521A1 (en) | 1998-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Dead |