DE69106456T2 - Schlammaufbereitung. - Google Patents

Schlammaufbereitung.

Info

Publication number
DE69106456T2
DE69106456T2 DE69106456T DE69106456T DE69106456T2 DE 69106456 T2 DE69106456 T2 DE 69106456T2 DE 69106456 T DE69106456 T DE 69106456T DE 69106456 T DE69106456 T DE 69106456T DE 69106456 T2 DE69106456 T2 DE 69106456T2
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
Application number
DE69106456T
Other languages
English (en)
Other versions
DE69106456D1 (de
Inventor
Wen Pang Liao
Fu Chen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BetzDearborn Europe Inc
Original Assignee
Betz Europe Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Betz Europe Inc filed Critical Betz Europe Inc
Publication of DE69106456D1 publication Critical patent/DE69106456D1/de
Application granted granted Critical
Publication of DE69106456T2 publication Critical patent/DE69106456T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
DE69106456T 1990-08-20 1991-08-14 Schlammaufbereitung. Expired - Fee Related DE69106456T2 (de)

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 DE69106456D1 (de) 1995-02-16
DE69106456T2 true 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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
ATE116626T1 (de) 1995-01-15
EP0472352A1 (de) 1992-02-26
DE69106456D1 (de) 1995-02-16
ES2066364T3 (es) 1995-03-01
EP0472352B1 (de) 1995-01-04
CA2047005A1 (en) 1992-02-21

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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