FR2527468B1 - SELECTIVELY GAS PERMEABLE COMPOSITE MEMBRANES AND PROCESS FOR PRODUCING THE SAME - Google Patents
SELECTIVELY GAS PERMEABLE COMPOSITE MEMBRANES AND PROCESS FOR PRODUCING THE SAMEInfo
- Publication number
- FR2527468B1 FR2527468B1 FR8209270A FR8209270A FR2527468B1 FR 2527468 B1 FR2527468 B1 FR 2527468B1 FR 8209270 A FR8209270 A FR 8209270A FR 8209270 A FR8209270 A FR 8209270A FR 2527468 B1 FR2527468 B1 FR 2527468B1
- Authority
- FR
- France
- Prior art keywords
- producing
- same
- gas permeable
- composite membranes
- permeable composite
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
- B01D69/127—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction using electrical discharge or plasma-polymerisation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/02—Preparation of oxygen
- C01B13/0229—Purification or separation processes
- C01B13/0248—Physical processing only
- C01B13/0251—Physical processing only by making use of membranes
- C01B13/0255—Physical processing only by making use of membranes characterised by the type of membrane
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
- C01B3/501—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion
- C01B3/503—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion characterised by the membrane
-
- 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
- C01B2210/0046—Nitrogen
-
- 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
- C01B2210/0053—Hydrogen
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8209270A FR2527468B1 (en) | 1982-05-27 | 1982-05-27 | SELECTIVELY GAS PERMEABLE COMPOSITE MEMBRANES AND PROCESS FOR PRODUCING THE SAME |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8209270A FR2527468B1 (en) | 1982-05-27 | 1982-05-27 | SELECTIVELY GAS PERMEABLE COMPOSITE MEMBRANES AND PROCESS FOR PRODUCING THE SAME |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2527468A1 FR2527468A1 (en) | 1983-12-02 |
| FR2527468B1 true FR2527468B1 (en) | 1988-07-01 |
Family
ID=9274407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8209270A Expired FR2527468B1 (en) | 1982-05-27 | 1982-05-27 | SELECTIVELY GAS PERMEABLE COMPOSITE MEMBRANES AND PROCESS FOR PRODUCING THE SAME |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2527468B1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3657113A (en) * | 1970-02-03 | 1972-04-18 | Mobil Oil Corp | Separating fluids with selective membranes |
| US3775308A (en) * | 1972-05-18 | 1973-11-27 | Interior | Method for preparation of composite semipermeable membrane |
| JPS603842B2 (en) * | 1976-09-03 | 1985-01-31 | 住友電気工業株式会社 | Asymmetric pore diameter thin film material and its manufacturing method |
| US4192842A (en) * | 1977-07-21 | 1980-03-11 | General Electric Company | Method for casting ultrathin methylpentene polymer membranes |
| DE3066085D1 (en) * | 1979-06-25 | 1984-02-16 | Toyoda Chuo Kenkyusho Kk | Gas separating member |
-
1982
- 1982-05-27 FR FR8209270A patent/FR2527468B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2527468A1 (en) | 1983-12-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| D6 | Patent endorsed licences of rights | ||
| ST | Notification of lapse |