GB8412932D0 - Purification of gases - Google Patents

Purification of gases

Info

Publication number: GB8412932D0
Authority: GB; United Kingdom
Prior art keywords: gases; purification
Prior art date: 1984-05-21
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.): Pending

Application number

GB848412932A

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.)

BOC Group Ltd

Original Assignee

BOC Group Ltd

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.)

1984-05-21

Filing date

1984-05-21

Publication date

1984-06-27

1984-05-21 Application filed by BOC Group Ltd filed Critical BOC Group Ltd

1984-05-21 Priority to GB848412932A priority Critical patent/GB8412932D0/en

1984-06-27 Publication of GB8412932D0 publication Critical patent/GB8412932D0/en

1985-05-15 Priority to ZA853718A priority patent/ZA853718B/en

1985-05-17 Priority to GB08512561A priority patent/GB2160439B/en

1985-05-21 Priority to JP60109172A priority patent/JPS6157220A/en

Status Pending legal-status Critical Current

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
- 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
- B01D53/229—Integrated processes (Diffusion and at least one other process, e.g. adsorption, absorption)
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/04—Purification or separation of nitrogen
- C01B21/0405—Purification or separation processes
- C01B21/0494—Combined chemical and physical processing
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B23/00—Noble gases; Compounds thereof
- 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
- 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
- B01D2257/00—Components to be removed
- B01D2257/10—Single element gases other than halogens
- B01D2257/108—Hydrogen
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
- 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
- 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
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0001—Separation or purification processing
- C01B2210/0003—Chemical processing
- C01B2210/0006—Chemical processing by reduction
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0001—Separation or purification processing
- C01B2210/0009—Physical processing
- C01B2210/001—Physical processing by making use of membranes
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0001—Separation or purification processing
- C01B2210/0009—Physical processing
- C01B2210/0014—Physical processing by adsorption in solids
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0043—Impurity removed
- C01B2210/0045—Oxygen

Landscapes

Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Inorganic Chemistry (AREA)
Engineering & Computer Science (AREA)
Oil, Petroleum & Natural Gas (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Separation Of Gases By Adsorption (AREA)

GB848412932A 1984-05-21 1984-05-21 Purification of gases Pending GB8412932D0 (en)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
GB848412932A GB8412932D0 (en)	1984-05-21	1984-05-21	Purification of gases
ZA853718A ZA853718B (en)	1984-05-21	1985-05-15	Purification of gases
GB08512561A GB2160439B (en)	1984-05-21	1985-05-17	Purification of gases
JP60109172A JPS6157220A (en)	1984-05-21	1985-05-21	Purification of gas

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB848412932A GB8412932D0 (en)	1984-05-21	1984-05-21	Purification of gases

Publications (1)

Publication Number	Publication Date
GB8412932D0 true GB8412932D0 (en)	1984-06-27

Family

ID=10561274

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB848412932A Pending GB8412932D0 (en)	1984-05-21	1984-05-21	Purification of gases
GB08512561A Expired GB2160439B (en)	1984-05-21	1985-05-17	Purification of gases

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
GB08512561A Expired GB2160439B (en)	1984-05-21	1985-05-17	Purification of gases

Country Status (3)

Country	Link
JP (1)	JPS6157220A (en)
GB (2)	GB8412932D0 (en)
ZA (1)	ZA853718B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4960579A (en) *	1988-04-01	1990-10-02	Union Carbide Corporation	Membrane process and system for nitrogen production
US5004482A (en) *	1989-05-12	1991-04-02	Union Carbide Corporation	Production of dry, high purity nitrogen
US4931070A (en) *	1989-05-12	1990-06-05	Union Carbide Corporation	Process and system for the production of dry, high purity nitrogen
BR9400766A (en) *	1993-03-02	1995-10-24	Praxair Technology Inc	Process and system for the purification of raw argon
FR2731693B1 (en) *	1995-03-16	1997-05-23	Air Liquide	PROCESS AND PLANT FOR GENERATING NITROGEN FOR HEAT TREATMENT
US5584194A (en) *	1995-10-31	1996-12-17	Gardner; Thomas W.	Method and apparatus for producing liquid nitrogen
WO2003037387A2 (en)	2001-10-31	2003-05-08	Saes Pure Gas, Inc.	Air purification system and method for maintaining nitrogen and oxygen ratios with regenerative purification units
JP4939487B2 (en) *	2008-06-30	2012-05-23	株式会社水本機械製作所	Screw locking mechanism and shackle equipped with the mechanism
EP3238808B1 (en) *	2016-04-28	2019-03-13	Linde Aktiengesellschaft	Method and process for recovering helium from a feed gas containing helium

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3256675A (en) *	1962-11-30	1966-06-21	Gen Electric	Method and apparatus for gas separation by thin films or membranes
JPS54429A (en) *	1978-02-20	1979-01-05	Naka Tech Lab	Antiislip material for building

1984
- 1984-05-21 GB GB848412932A patent/GB8412932D0/en active Pending
1985
- 1985-05-15 ZA ZA853718A patent/ZA853718B/en unknown
- 1985-05-17 GB GB08512561A patent/GB2160439B/en not_active Expired
- 1985-05-21 JP JP60109172A patent/JPS6157220A/en active Granted

Also Published As

Publication number	Publication date
GB8512561D0 (en)	1985-06-19
JPS6157220A (en)	1986-03-24
GB2160439B (en)	1987-07-15
ZA853718B (en)	1986-01-29
JPH0559770B2 (en)	1993-08-31
GB2160439A (en)	1985-12-24

Publication	Publication Date	Title
GB8623919D0 (en)	1986-11-12	Purification of gas
ZA899705B (en)	1990-09-26	Purification of gases
GB8425954D0 (en)	1984-11-21	Purification of waste gases
GB2154591B (en)	1987-08-19	Purification of factor viii
EP0118808A3 (en)	1987-12-02	Purification of interferon
DE3371871D1 (en)	1987-07-09	Purification of gases
GB8518521D0 (en)	1985-08-29	Purifying exhaust gas
GB2169816B (en)	1988-05-18	Unit for wet purification of gases
AU4118485A (en)	1985-10-11	Purification of combustion gas
GB2167418B (en)	1989-01-25	Purification of l-phenylalanine
GB2160439B (en)	1987-07-15	Purification of gases
GB8527218D0 (en)	1985-12-11	Purification of dyes
GB8622160D0 (en)	1986-10-22	Filtering of gas
GB8713405D0 (en)	1987-07-15	Purification of gases
GB8431597D0 (en)	1985-01-30	Treatment of gas mixtures
GB2164031B (en)	1988-05-11	Treatment of exhaust gas
GB8506958D0 (en)	1985-04-24	Purifying exhaust gas
GB8523742D0 (en)	1985-10-30	Treatment of exhaust gas
GB2172887B (en)	1988-06-15	Purification of dioxane
GB8525633D0 (en)	1985-11-20	Treatment of gases
GB2181666B (en)	1990-02-07	Treatment of gases
GB8421390D0 (en)	1984-09-26	Purification of water
GB2153823B (en)	1987-10-21	Purification of cephalosporins
GB8409208D0 (en)	1984-05-23	Rapid purification of quinoproteins
GB8710895D0 (en)	1987-06-10	Purification of gases