FR2118225A5 - - Google Patents
Info
- Publication number
- FR2118225A5 FR2118225A5 FR7045051A FR7045051A FR2118225A5 FR 2118225 A5 FR2118225 A5 FR 2118225A5 FR 7045051 A FR7045051 A FR 7045051A FR 7045051 A FR7045051 A FR 7045051A FR 2118225 A5 FR2118225 A5 FR 2118225A5
- 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
- B01D71/08—Polysaccharides
- B01D71/12—Cellulose derivatives
- B01D71/14—Esters of organic acids
- B01D71/16—Cellulose acetate
-
- 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
- B01D2325/027—Nonporous membranes
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1654669A GB1305385A (enExample) | 1969-03-28 | 1969-03-28 | |
| FR7045051A FR2118225A5 (enExample) | 1969-03-28 | 1970-12-14 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1654669 | 1969-03-28 | ||
| FR7045051A FR2118225A5 (enExample) | 1969-03-28 | 1970-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2118225A5 true FR2118225A5 (enExample) | 1972-07-28 |
Family
ID=26216103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7045051A Expired FR2118225A5 (enExample) | 1969-03-28 | 1970-12-14 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR2118225A5 (enExample) |
| GB (1) | GB1305385A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114432892B (zh) * | 2020-10-31 | 2023-07-04 | 中国石油化工股份有限公司 | 一种渗透汽化膜的制备方法 |
-
1969
- 1969-03-28 GB GB1654669A patent/GB1305385A/en not_active Expired
-
1970
- 1970-12-14 FR FR7045051A patent/FR2118225A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1305385A (enExample) | 1973-01-31 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |