FR2323726B1 - - Google Patents
Info
- Publication number
- FR2323726B1 FR2323726B1 FR7627388A FR7627388A FR2323726B1 FR 2323726 B1 FR2323726 B1 FR 2323726B1 FR 7627388 A FR7627388 A FR 7627388A FR 7627388 A FR7627388 A FR 7627388A FR 2323726 B1 FR2323726 B1 FR 2323726B1
- Authority
- FR
- France
- 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
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/30—Polyalkenyl halides
- B01D71/301—Polyvinylchloride
-
- 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
- B01D71/30—Polyalkenyl halides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
-
- 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
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/022—Asymmetric membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/022—Asymmetric membranes
- B01D2325/0233—Asymmetric membranes with clearly distinguishable layers
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT69263/75A IT1047997B (it) | 1975-09-11 | 1975-09-11 | Membrana per osmosi inversa e procedimento per la sua fabbricazione |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2323726A1 FR2323726A1 (fr) | 1977-04-08 |
FR2323726B1 true FR2323726B1 (xx) | 1980-12-26 |
Family
ID=11311696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7627388A Granted FR2323726A1 (fr) | 1975-09-11 | 1976-09-10 | Membrane pour osmose inverse, et son procede de fabrication |
Country Status (6)
Country | Link |
---|---|
DE (1) | DE2638016C3 (xx) |
DK (1) | DK403876A (xx) |
FR (1) | FR2323726A1 (xx) |
GB (1) | GB1526118A (xx) |
IT (1) | IT1047997B (xx) |
SE (1) | SE7609167L (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5890971B2 (ja) * | 2011-06-16 | 2016-03-22 | 積水化学工業株式会社 | 高分子水処理膜及び水処理方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1396091A (en) * | 1971-02-18 | 1975-05-29 | Babcock & Wilcox Ltd | Semi-permeable membranes |
-
1975
- 1975-09-11 IT IT69263/75A patent/IT1047997B/it active
-
1976
- 1976-08-17 SE SE7609167A patent/SE7609167L/xx unknown
- 1976-08-24 DE DE2638016A patent/DE2638016C3/de not_active Expired
- 1976-08-24 GB GB35206/76A patent/GB1526118A/en not_active Expired
- 1976-09-08 DK DK403876A patent/DK403876A/da unknown
- 1976-09-10 FR FR7627388A patent/FR2323726A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2638016C3 (de) | 1982-04-15 |
DE2638016A1 (de) | 1977-07-28 |
GB1526118A (en) | 1978-09-27 |
SE7609167L (sv) | 1977-03-12 |
IT1047997B (it) | 1980-10-20 |
DE2638016B2 (de) | 1981-04-30 |
DK403876A (da) | 1977-03-12 |
FR2323726A1 (fr) | 1977-04-08 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |