DE69106456D1 - Schlammaufbereitung. - Google Patents
Schlammaufbereitung.Info
- Publication number
- DE69106456D1 DE69106456D1 DE69106456T DE69106456T DE69106456D1 DE 69106456 D1 DE69106456 D1 DE 69106456D1 DE 69106456 T DE69106456 T DE 69106456T DE 69106456 T DE69106456 T DE 69106456T DE 69106456 D1 DE69106456 D1 DE 69106456D1
- Authority
- DE
- Germany
- Prior art keywords
- hydrogen
- image
- carbon atoms
- sludge
- sludge treatment
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Graft Or Block Polymers (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US57025790A | 1990-08-20 | 1990-08-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69106456D1 true DE69106456D1 (de) | 1995-02-16 |
DE69106456T2 DE69106456T2 (de) | 1995-05-18 |
Family
ID=24278896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69106456T Expired - Fee Related DE69106456T2 (de) | 1990-08-20 | 1991-08-14 | Schlammaufbereitung. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0472352B1 (de) |
AT (1) | ATE116626T1 (de) |
CA (1) | CA2047005A1 (de) |
DE (1) | DE69106456T2 (de) |
ES (1) | ES2066364T3 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI20145199L (fi) * | 2014-02-28 | 2015-08-29 | Kemira Oyj | Strukturoidut blokkikopolymeerit |
FI126972B (en) | 2014-04-11 | 2017-08-31 | Kemira Oyj | Water soluble crosslinked block copolymers |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3409546A (en) * | 1966-06-01 | 1968-11-05 | Dow Chemical Co | Method for dewatering sewage sludge with a mixture of polymers |
FR2390983A1 (fr) * | 1977-05-16 | 1978-12-15 | Hoechst France | Polyelectrolytes cationiques en poudre, a base d'acrylamide et d'acrylate de dimethyl-aminoethyle quaternise ou salifie, leur procede d'obtention et leur utilisation |
-
1991
- 1991-07-17 CA CA002047005A patent/CA2047005A1/en not_active Abandoned
- 1991-08-14 EP EP91307489A patent/EP0472352B1/de not_active Expired - Lifetime
- 1991-08-14 AT AT91307489T patent/ATE116626T1/de not_active IP Right Cessation
- 1991-08-14 ES ES91307489T patent/ES2066364T3/es not_active Expired - Lifetime
- 1991-08-14 DE DE69106456T patent/DE69106456T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69106456T2 (de) | 1995-05-18 |
EP0472352A1 (de) | 1992-02-26 |
ATE116626T1 (de) | 1995-01-15 |
CA2047005A1 (en) | 1992-02-21 |
ES2066364T3 (es) | 1995-03-01 |
EP0472352B1 (de) | 1995-01-04 |
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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 |