FR2547294B1 - Perfectionnement aux appareils de traitement des boues de stations d'epuration d'eaux residuaires - Google Patents

Perfectionnement aux appareils de traitement des boues de stations d'epuration d'eaux residuaires

Info

Publication number
FR2547294B1
FR2547294B1 FR8309515A FR8309515A FR2547294B1 FR 2547294 B1 FR2547294 B1 FR 2547294B1 FR 8309515 A FR8309515 A FR 8309515A FR 8309515 A FR8309515 A FR 8309515A FR 2547294 B1 FR2547294 B1 FR 2547294B1
Authority
FR
France
Prior art keywords
improvement
treatment apparatus
plants
wastewater treatment
sludge
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.)
Expired
Application number
FR8309515A
Other languages
English (en)
Other versions
FR2547294A1 (fr
Inventor
Louis Durocq
Gerard Rondeau
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 FR8309515A priority Critical patent/FR2547294B1/fr
Publication of FR2547294A1 publication Critical patent/FR2547294A1/fr
Application granted granted Critical
Publication of FR2547294B1 publication Critical patent/FR2547294B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01D21/0003—Making of sedimentation devices, structural details thereof, e.g. prefabricated parts
    • 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
    • B01D21/04—Settling tanks with single outlets for the separated liquid with moving scrapers
    • B01D21/06—Settling tanks with single outlets for the separated liquid with moving scrapers with rotating scrapers
    • 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
    • B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
    • 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
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2427—The feed or discharge opening located at a distant position from the side walls

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Sludge (AREA)
FR8309515A 1983-06-08 1983-06-08 Perfectionnement aux appareils de traitement des boues de stations d'epuration d'eaux residuaires Expired FR2547294B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8309515A FR2547294B1 (fr) 1983-06-08 1983-06-08 Perfectionnement aux appareils de traitement des boues de stations d'epuration d'eaux residuaires

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8309515A FR2547294B1 (fr) 1983-06-08 1983-06-08 Perfectionnement aux appareils de traitement des boues de stations d'epuration d'eaux residuaires

Publications (2)

Publication Number Publication Date
FR2547294A1 FR2547294A1 (fr) 1984-12-14
FR2547294B1 true FR2547294B1 (fr) 1988-07-01

Family

ID=9289603

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8309515A Expired FR2547294B1 (fr) 1983-06-08 1983-06-08 Perfectionnement aux appareils de traitement des boues de stations d'epuration d'eaux residuaires

Country Status (1)

Country Link
FR (1) FR2547294B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2633608B1 (fr) * 1988-06-30 1991-09-20 Degremont Appareil perfectionne pour l'epaississement, par flottation, de boues produites lors du traitement d'eaux
NL9302022A (nl) * 1993-11-23 1995-06-16 Hubert Bv Inrichting en werkwijze voor het bezinken van vervuilde vloeistof.
CN117966872A (zh) * 2020-05-22 2024-05-03 苏伊士水务工程有限责任公司 水封装置和相应的水处理池

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2604443A (en) * 1949-10-18 1952-07-22 Russell V Fipps Spraying system for sludge separators
BE764701A (fr) * 1971-03-23 1971-08-16 Le Commerce Et Les Fabrication Digesteur anaerobie.
DE2952333A1 (de) * 1979-12-24 1981-07-16 Maschinenfabrik Hellmut Geiger Gmbh & Co Kg, 7500 Karlsruhe Raeumvorrichtung fuer ein klaerbecken in rundform
DE3033646A1 (de) * 1980-09-06 1982-04-29 Menzel Gmbh & Co, 7000 Stuttgart Abdeckung fuer ein abwasser beinhaltendes becken
DE3103037C2 (de) * 1981-01-30 1987-01-02 Joachim Dipl.-Ing. 6900 Heidelberg Grage Kreisrunde Abdeckung von Rundklärbecken

Also Published As

Publication number Publication date
FR2547294A1 (fr) 1984-12-14

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Legal Events

Date Code Title Description
ST Notification of lapse