ES2066364T3 - Tratamiento de fango. - Google Patents
Tratamiento de fango.Info
- Publication number
- ES2066364T3 ES2066364T3 ES91307489T ES91307489T ES2066364T3 ES 2066364 T3 ES2066364 T3 ES 2066364T3 ES 91307489 T ES91307489 T ES 91307489T ES 91307489 T ES91307489 T ES 91307489T ES 2066364 T3 ES2066364 T3 ES 2066364T3
- Authority
- ES
- Spain
- Prior art keywords
- hydrogen
- image
- carbon atoms
- sludge
- mud 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 - Lifetime
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)
Abstract
UN METODO DE TRATAMIENTO DE CIENO QUE INCLUYE LA ADICION AL CIENO DE UN POLIMERO O COPOLIMERO CON UNIDADES DE REPETICION QUE CONTIENEN MONOMEROS DE VINILO NO SATURADOS ETILENICAMENTE INICIADOS POR UN INICIADOR DE FORMULA: DONDE M ES HIDROGENO O UN CATION HIDROSOLUBLE, R SUB 1 ES UN GRUPO ALQUILENO INFERIOR EN LINEA O RAMIFICADO QUE TIENE ENTRE 1 Y 8 ATOMOS DE CARBONO APROXIMADAMENTE, R SUB 2 ES HIDROGENO O UN GRUPO ALQUILO INFERIOR QUE TIENE ENTRE 1 Y 5 ATOMOS DE CARBONO APROXIMADAMENTE, Y N SE ENCUENTRA ENTRE 1 Y 10.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US57025790A | 1990-08-20 | 1990-08-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2066364T3 true ES2066364T3 (es) | 1995-03-01 |
Family
ID=24278896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES91307489T Expired - Lifetime ES2066364T3 (es) | 1990-08-20 | 1991-08-14 | Tratamiento de fango. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0472352B1 (es) |
AT (1) | ATE116626T1 (es) |
CA (1) | CA2047005A1 (es) |
DE (1) | DE69106456T2 (es) |
ES (1) | ES2066364T3 (es) |
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 DE DE69106456T patent/DE69106456T2/de not_active Expired - Fee Related
- 1991-08-14 AT AT91307489T patent/ATE116626T1/de not_active IP Right Cessation
- 1991-08-14 EP EP91307489A patent/EP0472352B1/en not_active Expired - Lifetime
- 1991-08-14 ES ES91307489T patent/ES2066364T3/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69106456T2 (de) | 1995-05-18 |
CA2047005A1 (en) | 1992-02-21 |
EP0472352B1 (en) | 1995-01-04 |
ATE116626T1 (de) | 1995-01-15 |
EP0472352A1 (en) | 1992-02-26 |
DE69106456D1 (de) | 1995-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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