FR2140519A1 - - Google Patents

Info

Publication number
FR2140519A1
FR2140519A1 FR7220445A FR7220445A FR2140519A1 FR 2140519 A1 FR2140519 A1 FR 2140519A1 FR 7220445 A FR7220445 A FR 7220445A FR 7220445 A FR7220445 A FR 7220445A FR 2140519 A1 FR2140519 A1 FR 2140519A1
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.)
Withdrawn
Application number
FR7220445A
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2140519A1 publication Critical patent/FR2140519A1/fr
Withdrawn legal-status Critical Current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
    • C02F3/02—Aerobic processes
    • C02F3/025—Biological purification using sources of oxygen other than air, oxygen or ozone
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Activated Sludge Processes (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
FR7220445A 1971-06-08 1972-06-07 Withdrawn FR2140519A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15091171A 1971-06-08 1971-06-08

Publications (1)

Publication Number Publication Date
FR2140519A1 true FR2140519A1 (fr) 1973-01-19

Family

ID=22536516

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7220445A Withdrawn FR2140519A1 (fr) 1971-06-08 1972-06-07

Country Status (4)

Country Link
CA (1) CA966234A (fr)
DE (1) DE2228011A1 (fr)
FR (1) FR2140519A1 (fr)
GB (1) GB1381983A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2455001A1 (fr) * 1979-04-26 1980-11-21 Anvar Procede de traitement biologique d'eaux residuaires

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10102467A1 (de) * 2001-01-12 2002-07-25 Umwelttechnik Dr Bartetzko Gmb Verfahren und Vorrichtung zur Aufbereitung von mit wasserlöslichen Lackanteilen belasteten Abwässern

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2455001A1 (fr) * 1979-04-26 1980-11-21 Anvar Procede de traitement biologique d'eaux residuaires

Also Published As

Publication number Publication date
GB1381983A (en) 1975-01-29
CA966234A (en) 1975-04-15
DE2228011A1 (de) 1972-12-28

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Legal Events

Date Code Title Description
ST Notification of lapse