FR2193787A1 - - Google Patents

Info

Publication number
FR2193787A1
FR2193787A1 FR7327018A FR7327018A FR2193787A1 FR 2193787 A1 FR2193787 A1 FR 2193787A1 FR 7327018 A FR7327018 A FR 7327018A FR 7327018 A FR7327018 A FR 7327018A FR 2193787 A1 FR2193787 A1 FR 2193787A1
Authority
FR
France
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.)
Granted
Application number
FR7327018A
Other languages
French (fr)
Other versions
FR2193787B3 (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 FR2193787A1 publication Critical patent/FR2193787A1/fr
Application granted granted Critical
Publication of FR2193787B3 publication Critical patent/FR2193787B3/fr
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)
FR7327018A 1972-07-24 1973-07-24 Expired FR2193787B3 (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2193787A1 true FR2193787A1 (en) 1974-02-22
FR2193787B3 FR2193787B3 (en) 1976-07-09

Family

ID=23049384

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7327018A Expired FR2193787B3 (en) 1972-07-24 1973-07-24

Country Status (9)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2423449A1 (en) * 1978-04-18 1979-11-16 American Cyanamid Co PROCESS FOR ELIMINATION OF WASTE SLUDGE DISINFECTED WITH LIME
EP0038573A1 (en) * 1978-12-27 1981-10-28 Chemische Fabrik Stockhausen GmbH Polymers of alpha-beta-unsaturated N-substituted carboxylic-acid amides and their use as sedimentation, flocculation, dewatering and retention auxiliary agents

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT73545B (en) * 1980-08-28 1983-07-04 Calgon Corp Process for dewatering kaolin clay slurries
CA1181653A (en) * 1981-03-24 1985-01-29 Alban Timmons Process and composition for conditioning an aqueous system
HU189058B (en) * 1984-03-07 1986-06-30 Merei,Jozsef,De Method for dewatering sludges originated after aerobic and anaerobic decomposing of domestic sewages
GB8512937D0 (en) * 1985-05-22 1985-06-26 Allied Colloids Ltd Water treatment
SE521713C2 (en) * 1998-11-09 2003-12-02 Stt Emtec Ab Procedure and apparatus for an EGR system, and such valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2423449A1 (en) * 1978-04-18 1979-11-16 American Cyanamid Co PROCESS FOR ELIMINATION OF WASTE SLUDGE DISINFECTED WITH LIME
EP0038573A1 (en) * 1978-12-27 1981-10-28 Chemische Fabrik Stockhausen GmbH Polymers of alpha-beta-unsaturated N-substituted carboxylic-acid amides and their use as sedimentation, flocculation, dewatering and retention auxiliary agents

Also Published As

Publication number Publication date
GB1391142A (en) 1975-04-16
ZA734991B (en) 1975-03-26
IL42744A0 (en) 1973-10-25
BE802677A (en) 1974-01-23
FR2193787B3 (en) 1976-07-09
AU5818373A (en) 1975-01-23
JPS4953179A (en) 1974-05-23
NL7309742A (en) 1974-01-28
DE2337337A1 (en) 1974-02-07

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Legal Events

Date Code Title Description
ST Notification of lapse