BE728247A - - Google Patents
Info
- Publication number
- BE728247A BE728247A BE728247DA BE728247A BE 728247 A BE728247 A BE 728247A BE 728247D A BE728247D A BE 728247DA BE 728247 A BE728247 A BE 728247A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/70—Polymers having silicon in the main chain, with or without sulfur, nitrogen, oxygen or carbon only
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR139541 | 1968-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE728247A true BE728247A (ro) | 1969-08-11 |
Family
ID=8645870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE728247D BE728247A (ro) | 1968-02-12 | 1969-02-11 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3611676A (ro) |
| BE (1) | BE728247A (ro) |
| CH (1) | CH496463A (ro) |
| DE (1) | DE1906998B1 (ro) |
| FR (1) | FR1567175A (ro) |
| GB (1) | GB1221404A (ro) |
| NL (1) | NL141395B (ro) |
| SE (1) | SE360272B (ro) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2082095A5 (ro) * | 1970-03-03 | 1971-12-10 | Rhone Poulenc Sa | |
| BE788610A (fr) * | 1971-09-09 | 1973-03-08 | Rhone Poulenc Sa | Appareil separateur a membranes utilisable en permeation gazeuse et en pervaporation |
| FR2207747B1 (ro) * | 1972-11-24 | 1975-07-04 | Rhone Poulenc Ind | |
| US4033731A (en) * | 1973-06-13 | 1977-07-05 | Rhone Poulenc S.A. | Partially crosslinked silalactone polymers, their preparation and their use |
| US4393113A (en) * | 1980-06-05 | 1983-07-12 | Teitin Limited | Novel silicon-containing copolymer, ultrathin solid membrane composed of said copolymer, use of said solid membrane for concentrating a specified gas in a gaseous mixture, and process for producing said solid membrane |
| JPS5895541A (ja) * | 1981-11-30 | 1983-06-07 | Mitsubishi Chem Ind Ltd | 気体分離膜 |
| JPS58221338A (ja) * | 1982-06-18 | 1983-12-23 | Toyota Central Res & Dev Lab Inc | 酸素富化空気供給装置 |
| US4542010A (en) * | 1982-06-30 | 1985-09-17 | Bend Research, Inc. | Method and apparatus for producing oxygen and nitrogen and membrane therefor |
| JPS59154106A (ja) * | 1983-02-23 | 1984-09-03 | Toshinobu Higashimura | 気体分離膜 |
| JPS6135803A (ja) * | 1984-07-26 | 1986-02-20 | Shin Etsu Chem Co Ltd | 複合中空糸 |
| JPS6178402A (ja) * | 1984-09-21 | 1986-04-22 | Shin Etsu Chem Co Ltd | 有機液体混合物の分離方法 |
| US4828588A (en) * | 1988-04-01 | 1989-05-09 | University Of Cincinnati | Process for preparation of heterogeneous polysiloxane membrane and membrane produced |
| US4859215A (en) * | 1988-05-02 | 1989-08-22 | Air Products And Chemicals, Inc. | Polymeric membrane for gas separation |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2966235A (en) * | 1958-09-24 | 1960-12-27 | Selas Corp Of America | Separation of gases by diffusion through silicone rubber |
| US3274750A (en) * | 1962-12-28 | 1966-09-27 | Gen Electric | Permeable polymeric membrane gas separation |
-
1968
- 1968-02-12 FR FR139541A patent/FR1567175A/fr not_active Expired
-
1969
- 1969-02-04 NL NL696901749A patent/NL141395B/xx not_active IP Right Cessation
- 1969-02-11 SE SE01857/69A patent/SE360272B/xx unknown
- 1969-02-11 BE BE728247D patent/BE728247A/xx not_active IP Right Cessation
- 1969-02-11 US US798468A patent/US3611676A/en not_active Expired - Lifetime
- 1969-02-11 CH CH205169A patent/CH496463A/fr not_active IP Right Cessation
- 1969-02-12 GB GB7730/69A patent/GB1221404A/en not_active Expired
- 1969-02-12 DE DE19691906998 patent/DE1906998B1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL6901749A (ro) | 1969-08-14 |
| DE1906998B1 (de) | 1970-06-04 |
| SE360272B (ro) | 1973-09-24 |
| NL141395B (nl) | 1974-03-15 |
| GB1221404A (en) | 1971-02-03 |
| FR1567175A (ro) | 1969-05-16 |
| CH496463A (fr) | 1970-09-30 |
| US3611676A (en) | 1971-10-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: RHONE-POULENC S.A. Effective date: 19880228 |