GB1391142A - Dewatering sludge - Google Patents

Dewatering sludge

Info

Publication number
GB1391142A
GB1391142A GB3456773A GB3456773A GB1391142A GB 1391142 A GB1391142 A GB 1391142A GB 3456773 A GB3456773 A GB 3456773A GB 3456773 A GB3456773 A GB 3456773A GB 1391142 A GB1391142 A GB 1391142A
Authority
GB
United Kingdom
Prior art keywords
alkyl
sludge
hydrogen
group
units
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
Application number
GB3456773A
Other languages
English (en)
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.)
Calgon Corp
Original Assignee
Calgon Corp
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 Calgon Corp filed Critical Calgon Corp
Publication of GB1391142A publication Critical patent/GB1391142A/en
Expired 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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
GB3456773A 1972-07-24 1973-07-19 Dewatering sludge Expired GB1391142A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27472972A 1972-07-24 1972-07-24

Publications (1)

Publication Number Publication Date
GB1391142A true GB1391142A (en) 1975-04-16

Family

ID=23049384

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3456773A Expired GB1391142A (en) 1972-07-24 1973-07-19 Dewatering sludge

Country Status (9)

Country Link
JP (1) JPS4953179A (en:Method)
AU (1) AU5818373A (en:Method)
BE (1) BE802677A (en:Method)
DE (1) DE2337337A1 (en:Method)
FR (1) FR2193787B3 (en:Method)
GB (1) GB1391142A (en:Method)
IL (1) IL42744A0 (en:Method)
NL (1) NL7309742A (en:Method)
ZA (1) ZA734991B (en:Method)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0129260A3 (en) * 1981-03-24 1987-06-16 Blue Circle Industries Plc Process and composition for conditioning an aqueous system
US4675114A (en) * 1984-03-07 1987-06-23 "Licencia" Talalmanyokat Ertekesito Es Innovacios Kulkereskedelmi Vallalat Process for dewatering municipal and other sewage sludges
EP0203761A3 (en) * 1985-05-22 1988-06-08 Allied Colloids Limited Process for water treatment

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160731A (en) * 1978-04-18 1979-07-10 American Cyanamid Company Process for dewatering sewage sludges disinfected with lime
ATE15377T1 (de) * 1978-12-27 1985-09-15 Stockhausen Chem Fab Gmbh Polymerisate von alpha,beta-ungesaettigten nsubstituierten carbonsaeureamiden und ihre verwendung als sedimentations-, flockungs-, entwaesserungs- und retentionshilfsmittel.
PT73545B (en) * 1980-08-28 1983-07-04 Calgon Corp Process for dewatering kaolin clay slurries
SE521713C2 (sv) * 1998-11-09 2003-12-02 Stt Emtec Ab Förfarande och anordning för ett EGR-system, samt dylik ventil

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0129260A3 (en) * 1981-03-24 1987-06-16 Blue Circle Industries Plc Process and composition for conditioning an aqueous system
US4675114A (en) * 1984-03-07 1987-06-23 "Licencia" Talalmanyokat Ertekesito Es Innovacios Kulkereskedelmi Vallalat Process for dewatering municipal and other sewage sludges
EP0203761A3 (en) * 1985-05-22 1988-06-08 Allied Colloids Limited Process for water treatment

Also Published As

Publication number Publication date
IL42744A0 (en) 1973-10-25
BE802677A (fr) 1974-01-23
AU5818373A (en) 1975-01-23
NL7309742A (en:Method) 1974-01-28
DE2337337A1 (de) 1974-02-07
FR2193787B3 (en:Method) 1976-07-09
JPS4953179A (en:Method) 1974-05-23
ZA734991B (en) 1975-03-26
FR2193787A1 (en:Method) 1974-02-22

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed