FR2277778A1 - PROCESS FOR PURIFYING RAW WATER BY CERTAIN POLYQUATERNARY FLOCCULATING AGENTS - Google Patents

PROCESS FOR PURIFYING RAW WATER BY CERTAIN POLYQUATERNARY FLOCCULATING AGENTS

Info

Publication number
FR2277778A1
FR2277778A1 FR7521438A FR7521438A FR2277778A1 FR 2277778 A1 FR2277778 A1 FR 2277778A1 FR 7521438 A FR7521438 A FR 7521438A FR 7521438 A FR7521438 A FR 7521438A FR 2277778 A1 FR2277778 A1 FR 2277778A1
Authority
FR
France
Prior art keywords
polyquaternary
certain
raw water
flocculating agents
purifying raw
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.)
Granted
Application number
FR7521438A
Other languages
French (fr)
Other versions
FR2277778B1 (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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of FR2277778A1 publication Critical patent/FR2277778A1/en
Application granted granted Critical
Publication of FR2277778B1 publication Critical patent/FR2277778B1/fr
Granted 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
FR7521438A 1974-07-08 1975-07-08 PROCESS FOR PURIFYING RAW WATER BY CERTAIN POLYQUATERNARY FLOCCULATING AGENTS Granted FR2277778A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48653174A 1974-07-08 1974-07-08

Publications (2)

Publication Number Publication Date
FR2277778A1 true FR2277778A1 (en) 1976-02-06
FR2277778B1 FR2277778B1 (en) 1982-04-16

Family

ID=23932259

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7521438A Granted FR2277778A1 (en) 1974-07-08 1975-07-08 PROCESS FOR PURIFYING RAW WATER BY CERTAIN POLYQUATERNARY FLOCCULATING AGENTS

Country Status (13)

Country Link
JP (1) JPS5829159B2 (en)
BE (1) BE831072A (en)
BR (1) BR7504103A (en)
CA (1) CA1055802A (en)
DE (1) DE2530433A1 (en)
ES (1) ES439226A1 (en)
FI (1) FI751821A (en)
FR (1) FR2277778A1 (en)
GB (1) GB1480029A (en)
IT (1) IT1035869B (en)
NL (1) NL7508125A (en)
SE (1) SE7507840L (en)
ZA (1) ZA753212B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808703C2 (en) * 1978-03-01 1980-03-13 Dieter J. Dipl.-Chem. 2081 Boenningstedt Becker Process for wastewater treatment with recovery of fat and protein substances in reusable form
JPS56137767A (en) * 1980-03-28 1981-10-27 Toshiba Corp Original reader

Also Published As

Publication number Publication date
SE7507840L (en) 1976-01-09
FR2277778B1 (en) 1982-04-16
GB1480029A (en) 1977-07-20
NL7508125A (en) 1976-01-12
FI751821A (en) 1976-01-09
DE2530433A1 (en) 1976-01-29
JPS5829159B2 (en) 1983-06-21
JPS5131050A (en) 1976-03-16
ZA753212B (en) 1976-04-28
IT1035869B (en) 1979-10-20
AU8147975A (en) 1976-11-25
ES439226A1 (en) 1977-05-16
CA1055802A (en) 1979-06-05
BR7504103A (en) 1976-07-06
BE831072A (en) 1976-01-07

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Legal Events

Date Code Title Description
ST Notification of lapse