FR2276268A1 - Procede de traitement d'eaux residuaires - Google Patents

Procede de traitement d'eaux residuaires

Info

Publication number
FR2276268A1
FR2276268A1 FR7520237A FR7520237A FR2276268A1 FR 2276268 A1 FR2276268 A1 FR 2276268A1 FR 7520237 A FR7520237 A FR 7520237A FR 7520237 A FR7520237 A FR 7520237A FR 2276268 A1 FR2276268 A1 FR 2276268A1
Authority
FR
France
Prior art keywords
waste water
water treatment
treatment process
residual water
ppm
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
FR7520237A
Other languages
English (en)
French (fr)
Other versions
FR2276268B1 (https=
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.)
Idemitsu Kosan Co Ltd
Original Assignee
Idemitsu Kosan Co Ltd
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 Idemitsu Kosan Co Ltd filed Critical Idemitsu Kosan Co Ltd
Publication of FR2276268A1 publication Critical patent/FR2276268A1/fr
Application granted granted Critical
Publication of FR2276268B1 publication Critical patent/FR2276268B1/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
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Activated Sludge Processes (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
FR7520237A 1974-06-29 1975-06-27 Procede de traitement d'eaux residuaires Granted FR2276268A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7469874A JPS514868A (en) 1974-06-29 1974-06-29 Katsuseiodeihonyoru haisuishoriho

Publications (2)

Publication Number Publication Date
FR2276268A1 true FR2276268A1 (fr) 1976-01-23
FR2276268B1 FR2276268B1 (https=) 1980-05-23

Family

ID=13554692

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7520237A Granted FR2276268A1 (fr) 1974-06-29 1975-06-27 Procede de traitement d'eaux residuaires

Country Status (3)

Country Link
JP (1) JPS514868A (https=)
DE (1) DE2528522C3 (https=)
FR (1) FR2276268A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0406032A1 (fr) * 1989-05-29 1991-01-02 Degremont S.A. Procédé pour le traitement biologique de nitrates dissous
EP0582237A1 (de) * 1992-08-06 1994-02-09 Dyckerhoff & Widmann Aktiengesellschaft Verfahren zur Behandlung von Öl-Wasser-Emulsionen, insbesondere aus Autowaschanlagen

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105546A (en) * 1974-06-29 1978-08-08 Idemitsu Kosan Company, Ltd. Method of treating waste water with activated sludge

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3152983A (en) * 1961-12-12 1964-10-13 Socony Mobil Oil Co Inc Microbial disposal of oily wastes
US3291729A (en) * 1964-09-21 1966-12-13 Richard P Martin Method of treating sewage

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0406032A1 (fr) * 1989-05-29 1991-01-02 Degremont S.A. Procédé pour le traitement biologique de nitrates dissous
EP0582237A1 (de) * 1992-08-06 1994-02-09 Dyckerhoff & Widmann Aktiengesellschaft Verfahren zur Behandlung von Öl-Wasser-Emulsionen, insbesondere aus Autowaschanlagen

Also Published As

Publication number Publication date
DE2528522C3 (de) 1978-08-24
DE2528522A1 (de) 1976-01-08
JPS5413707B2 (https=) 1979-06-01
DE2528522B2 (de) 1977-12-22
JPS514868A (en) 1976-01-16
FR2276268B1 (https=) 1980-05-23

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Legal Events

Date Code Title Description
ST Notification of lapse