DE69022987D1 - Interpolymeric flocculants. - Google Patents
Interpolymeric flocculants.Info
- Publication number
- DE69022987D1 DE69022987D1 DE69022987T DE69022987T DE69022987D1 DE 69022987 D1 DE69022987 D1 DE 69022987D1 DE 69022987 T DE69022987 T DE 69022987T DE 69022987 T DE69022987 T DE 69022987T DE 69022987 D1 DE69022987 D1 DE 69022987D1
- Authority
- DE
- Germany
- Prior art keywords
- interpolymeric
- flocculants
- interpolymeric flocculants
- Prior art date
- 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 - Fee Related
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP90308373A EP0469196B1 (en) | 1989-04-14 | 1990-07-30 | Terpolymer flocculants |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69022987D1 true DE69022987D1 (en) | 1995-11-16 |
DE69022987T2 DE69022987T2 (en) | 1996-04-25 |
Family
ID=8205503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1990622987 Expired - Fee Related DE69022987T2 (en) | 1990-07-30 | 1990-07-30 | Interpolymeric flocculants. |
Country Status (2)
Country | Link |
---|---|
AT (1) | ATE128994T1 (en) |
DE (1) | DE69022987T2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115417614A (en) * | 2022-10-19 | 2022-12-02 | 广州市建筑科学研究院集团有限公司 | Bidirectional flocculant regulating auxiliary agent and preparation method and application thereof |
-
1990
- 1990-07-30 AT AT90308373T patent/ATE128994T1/en active
- 1990-07-30 DE DE1990622987 patent/DE69022987T2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115417614A (en) * | 2022-10-19 | 2022-12-02 | 广州市建筑科学研究院集团有限公司 | Bidirectional flocculant regulating auxiliary agent and preparation method and application thereof |
Also Published As
Publication number | Publication date |
---|---|
ATE128994T1 (en) | 1995-10-15 |
DE69022987T2 (en) | 1996-04-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |