DK235276A - COMPOSITE MEMBRANES - Google Patents
COMPOSITE MEMBRANESInfo
- Publication number
- DK235276A DK235276A DK235276A DK235276A DK235276A DK 235276 A DK235276 A DK 235276A DK 235276 A DK235276 A DK 235276A DK 235276 A DK235276 A DK 235276A DK 235276 A DK235276 A DK 235276A
- Authority
- DK
- Denmark
- Prior art keywords
- composite membranes
- membranes
- composite
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7516997A FR2312278A2 (en) | 1975-05-30 | 1975-05-30 | MEMBRANES |
Publications (1)
Publication Number | Publication Date |
---|---|
DK235276A true DK235276A (en) | 1976-12-01 |
Family
ID=9155894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK235276A DK235276A (en) | 1975-05-30 | 1976-05-28 | COMPOSITE MEMBRANES |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS51146379A (en) |
BR (1) | BR7603283A (en) |
DK (1) | DK235276A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS614506A (en) * | 1984-06-15 | 1986-01-10 | Nitto Electric Ind Co Ltd | Polysulfone composite semipermeable membrane and its manufacture |
CN114653215A (en) * | 2022-04-01 | 2022-06-24 | 乌海图微新材料科技有限公司 | Method for preparing hydrophilic ultrafiltration membrane containing carboxyl polysulfate from phenolphthalein copolymerization type sulfate |
-
1976
- 1976-05-24 BR BR7603283A patent/BR7603283A/en unknown
- 1976-05-28 JP JP6221176A patent/JPS51146379A/en active Pending
- 1976-05-28 DK DK235276A patent/DK235276A/en unknown
Also Published As
Publication number | Publication date |
---|---|
JPS51146379A (en) | 1976-12-15 |
BR7603283A (en) | 1977-05-24 |
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