FR2574391B1 - Decanteur a lit de boues - Google Patents

Decanteur a lit de boues

Info

Publication number
FR2574391B1
FR2574391B1 FR8418745A FR8418745A FR2574391B1 FR 2574391 B1 FR2574391 B1 FR 2574391B1 FR 8418745 A FR8418745 A FR 8418745A FR 8418745 A FR8418745 A FR 8418745A FR 2574391 B1 FR2574391 B1 FR 2574391B1
Authority
FR
France
Prior art keywords
decanter
sludge bed
sludge
bed
bed decanter
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 - Lifetime
Application number
FR8418745A
Other languages
English (en)
Other versions
FR2574391A1 (fr
Inventor
Francois Berne
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 FR8418745A priority Critical patent/FR2574391B1/fr
Priority to DE19853543270 priority patent/DE3543270A1/de
Publication of FR2574391A1 publication Critical patent/FR2574391A1/fr
Application granted granted Critical
Publication of FR2574391B1 publication Critical patent/FR2574391B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C02F1/5281—Installations for water purification using chemical agents
    • 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
    • B01D21/0018—Separation of suspended solid particles from liquids by sedimentation provided with a pump mounted in or on a settling tank
    • 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
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • 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
    • B01D21/30—Control equipment
    • 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
    • B01D21/30—Control equipment
    • B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Physical Water Treatments (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
FR8418745A 1984-12-07 1984-12-07 Decanteur a lit de boues Expired - Lifetime FR2574391B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8418745A FR2574391B1 (fr) 1984-12-07 1984-12-07 Decanteur a lit de boues
DE19853543270 DE3543270A1 (de) 1984-12-07 1985-12-06 Dekantierer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8418745A FR2574391B1 (fr) 1984-12-07 1984-12-07 Decanteur a lit de boues

Publications (2)

Publication Number Publication Date
FR2574391A1 FR2574391A1 (fr) 1986-06-13
FR2574391B1 true FR2574391B1 (fr) 1990-07-20

Family

ID=9310370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8418745A Expired - Lifetime FR2574391B1 (fr) 1984-12-07 1984-12-07 Decanteur a lit de boues

Country Status (2)

Country Link
DE (1) DE3543270A1 (fr)
FR (1) FR2574391B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2049627B1 (es) * 1992-01-21 1995-12-16 Riotinto Tecnicas Y Servicios Instalacion clarificadora de liquidos que contienen solidos en suspension.
DE102006016067B3 (de) * 2006-04-04 2008-01-03 Clausthaler Umwelttechnikinstitut Gmbh, (Cutec-Institut) Flockenformeinrichtung
GB2502670B (en) * 2012-03-21 2015-01-14 Innovative Ind Ltd Water recycling unit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE452058A (fr) *
US2635757A (en) * 1950-03-16 1953-04-21 Walker Process Equipment Inc Water clarification apparatus and method
US3523889A (en) * 1968-11-26 1970-08-11 American Sugar Method and apparatus for separating liquids from solids
FR2207872B1 (fr) * 1972-11-28 1976-04-23 Sogreah
GB1594358A (en) * 1977-09-13 1981-07-30 Paterson Candy Int Clarifier
US4392955A (en) * 1979-12-26 1983-07-12 Ecodyne Corporation Liquid treatment apparatus
DE3248243A1 (de) * 1982-12-28 1984-06-28 Bernd Dipl.-Ing. 6000 Frankfurt Ambrosius Vorrichtung zur truebungsmessung von fluessigkeiten, insbesondere zur bestimmung des schlammspiegels in absetzbecken von klaeranlagen

Also Published As

Publication number Publication date
DE3543270C2 (fr) 1990-08-16
DE3543270A1 (de) 1986-06-19
FR2574391A1 (fr) 1986-06-13

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Legal Events

Date Code Title Description
ST Notification of lapse