FR2227030A1 - - Google Patents
Info
- Publication number
- FR2227030A1 FR2227030A1 FR7414905A FR7414905A FR2227030A1 FR 2227030 A1 FR2227030 A1 FR 2227030A1 FR 7414905 A FR7414905 A FR 7414905A FR 7414905 A FR7414905 A FR 7414905A FR 2227030 A1 FR2227030 A1 FR 2227030A1
- 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.)
- Granted
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
- B01D71/10—Cellulose; Modified cellulose
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35572673A | 1973-04-30 | 1973-04-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2227030A1 true FR2227030A1 (enrdf_load_stackoverflow) | 1974-11-22 |
FR2227030B3 FR2227030B3 (enrdf_load_stackoverflow) | 1977-03-04 |
Family
ID=23398592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7414905A Expired FR2227030B3 (enrdf_load_stackoverflow) | 1973-04-30 | 1974-04-29 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5014577A (enrdf_load_stackoverflow) |
DE (1) | DE2419930A1 (enrdf_load_stackoverflow) |
FR (1) | FR2227030B3 (enrdf_load_stackoverflow) |
GB (1) | GB1406213A (enrdf_load_stackoverflow) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH614127A5 (en) * | 1975-01-23 | 1979-11-15 | Aligena Ag | Porous membrane and method for production thereof |
DE2816085B2 (de) | 1978-04-13 | 1981-04-23 | Sartorius GmbH, 3400 Göttingen | Asymmetrische Ultrafiltrationsmembrane auf der Basis von Zellulosehydrat |
JPS5921728Y2 (ja) * | 1980-01-04 | 1984-06-27 | 株式会社田口製作所 | 連続式布団縫製プラント |
DE3042110A1 (de) * | 1980-11-07 | 1982-06-16 | Akzo Gmbh, 5600 Wuppertal | Mikroporoese cellulosemembran |
DE3043073C2 (de) * | 1980-11-14 | 1984-07-05 | Fresenius AG, 6380 Bad Homburg | Filtrationsmembran und Verfahren zur Hydrophilierung |
RU2280944C1 (ru) * | 2005-03-03 | 2006-07-27 | Открытое акционерное общество "Электропривод" | Устройство торможения асинхронного двигателя |
-
1974
- 1974-04-25 DE DE19742419930 patent/DE2419930A1/de active Pending
- 1974-04-29 FR FR7414905A patent/FR2227030B3/fr not_active Expired
- 1974-04-30 GB GB1889574A patent/GB1406213A/en not_active Expired
- 1974-04-30 JP JP4861774A patent/JPS5014577A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5014577A (enrdf_load_stackoverflow) | 1975-02-15 |
GB1406213A (en) | 1975-09-17 |
AU6821274A (en) | 1975-10-23 |
DE2419930A1 (de) | 1974-11-07 |
FR2227030B3 (enrdf_load_stackoverflow) | 1977-03-04 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |