FR2379483A1 - Clarificateur flottant - Google Patents

Clarificateur flottant

Info

Publication number
FR2379483A1
FR2379483A1 FR7702849A FR7702849A FR2379483A1 FR 2379483 A1 FR2379483 A1 FR 2379483A1 FR 7702849 A FR7702849 A FR 7702849A FR 7702849 A FR7702849 A FR 7702849A FR 2379483 A1 FR2379483 A1 FR 2379483A1
Authority
FR
France
Prior art keywords
tank
appts
liq
clarifier
water
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
FR7702849A
Other languages
English (en)
Other versions
FR2379483B1 (fr
Inventor
Jean Durot
Ronald Moreau
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.)
Suez International SAS
Original Assignee
Degremont SA
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 Degremont SA filed Critical Degremont SA
Priority to FR7702849A priority Critical patent/FR2379483A1/fr
Publication of FR2379483A1 publication Critical patent/FR2379483A1/fr
Application granted granted Critical
Publication of FR2379483B1 publication Critical patent/FR2379483B1/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
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/20—Activated sludge processes using diffusers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • 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
    • C02F3/12—Activated sludge processes
    • 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)
  • Chemical & Material Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Activated Sludge Processes (AREA)

Abstract

Appareil destiné à opérer la clarification des eaux résiduaires traitées, dans un bassin d'aération, par un procédé biologique, en particulier par le procédé des boues activées, caractérisé en ce qu'il est constitué par une structure flottant sur le bassin de traitement, structure comportant : des moyens permettant de faire varier sa flottabilité, des moyens, réglables, pour l'introduction, à l'intérieur de l'appareil, de l'eau clarifier, des moyens pour évacuer gravitairement les boues en vue de leur recyclage dans le bassin de traitement et des moyens pour évacuer de l'appareil l'eau clarifiée.
FR7702849A 1977-02-02 1977-02-02 Clarificateur flottant Granted FR2379483A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7702849A FR2379483A1 (fr) 1977-02-02 1977-02-02 Clarificateur flottant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7702849A FR2379483A1 (fr) 1977-02-02 1977-02-02 Clarificateur flottant

Publications (2)

Publication Number Publication Date
FR2379483A1 true FR2379483A1 (fr) 1978-09-01
FR2379483B1 FR2379483B1 (fr) 1982-05-14

Family

ID=9186186

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7702849A Granted FR2379483A1 (fr) 1977-02-02 1977-02-02 Clarificateur flottant

Country Status (1)

Country Link
FR (1) FR2379483A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3031412A1 (de) * 1980-08-20 1982-06-16 Reinhart von Dr.-Ing. 8011 Solalinden Nordenskjöld Vorrichtung zum nachklaeren von abwasser
US4446018A (en) * 1980-05-01 1984-05-01 Armco Inc. Waste treatment system having integral intrachannel clarifier
EP0055292B1 (fr) * 1980-07-03 1986-03-05 Novex Foreign Trade Co. Ltd. For Development And Commercialization Of Inventions Appareil de traitement de liquides
DE19516750A1 (de) * 1995-05-06 1996-11-07 Klein Schanzlin & Becker Ag Einrichtung zur Beseitigung von Schwimmschlamm

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4446018A (en) * 1980-05-01 1984-05-01 Armco Inc. Waste treatment system having integral intrachannel clarifier
EP0055292B1 (fr) * 1980-07-03 1986-03-05 Novex Foreign Trade Co. Ltd. For Development And Commercialization Of Inventions Appareil de traitement de liquides
DE3031412A1 (de) * 1980-08-20 1982-06-16 Reinhart von Dr.-Ing. 8011 Solalinden Nordenskjöld Vorrichtung zum nachklaeren von abwasser
DE19516750A1 (de) * 1995-05-06 1996-11-07 Klein Schanzlin & Becker Ag Einrichtung zur Beseitigung von Schwimmschlamm
DE19516750C2 (de) * 1995-05-06 2000-11-23 Ksb Ag Einrichtung zur Beseitigung von Schwimmschlamm

Also Published As

Publication number Publication date
FR2379483B1 (fr) 1982-05-14

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Legal Events

Date Code Title Description
ST Notification of lapse