NL7403737A - - Google Patents
Info
- Publication number
- NL7403737A NL7403737A NL7403737A NL7403737A NL7403737A NL 7403737 A NL7403737 A NL 7403737A NL 7403737 A NL7403737 A NL 7403737A NL 7403737 A NL7403737 A NL 7403737A NL 7403737 A NL7403737 A NL 7403737A
- Authority
- NL
- Netherlands
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
- B01D71/08—Polysaccharides
- B01D71/12—Cellulose derivatives
- B01D71/22—Cellulose ethers
-
- 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
- B01D67/0011—Casting solutions therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/145—Ultrafiltration
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)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK157973 | 1973-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7403737A true NL7403737A (https=) | 1974-09-24 |
Family
ID=8106250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7403737A NL7403737A (https=) | 1973-03-22 | 1974-03-20 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5081973A (https=) |
| DE (1) | DE2413157A1 (https=) |
| FR (1) | FR2222114A1 (https=) |
| IL (1) | IL44449A0 (https=) |
| NL (1) | NL7403737A (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4496456A (en) * | 1983-06-03 | 1985-01-29 | Exxon Research & Engineering Co. | Method for preparing thin regenerated cellulose membranes of high flux and selectivity for organic liquids separations |
| US4678555A (en) * | 1983-12-14 | 1987-07-07 | Exxon Research And Engineering Company | Preparation of cellulose acetate membrane and its use for polar solvent-oil separation |
| US4541972A (en) * | 1983-12-14 | 1985-09-17 | Exxon Research And Engineering Co. | Preparation of cellulose acetate membrane and its use for polar solvent-oil separation |
| US4840819A (en) * | 1987-04-08 | 1989-06-20 | Union Carbide Corporation | Method for preparing composite membranes for enhanced gas separation |
-
1974
- 1974-03-19 IL IL44449A patent/IL44449A0/xx unknown
- 1974-03-19 DE DE2413157A patent/DE2413157A1/de active Pending
- 1974-03-20 NL NL7403737A patent/NL7403737A/xx unknown
- 1974-03-20 FR FR7409540A patent/FR2222114A1/fr not_active Withdrawn
- 1974-03-22 JP JP49032425A patent/JPS5081973A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5081973A (https=) | 1975-07-03 |
| FR2222114A1 (en) | 1974-10-18 |
| DE2413157A1 (de) | 1974-10-03 |
| IL44449A0 (en) | 1974-06-30 |