FR727784A - Appareil de sédimentation et dispositif d'écumage y destiné - Google Patents

Appareil de sédimentation et dispositif d'écumage y destiné

Info

Publication number
FR727784A
FR727784A FR727784DA FR727784A FR 727784 A FR727784 A FR 727784A FR 727784D A FR727784D A FR 727784DA FR 727784 A FR727784 A FR 727784A
Authority
FR
France
Prior art keywords
device intended
skimming device
sedimentation apparatus
sedimentation
skimming
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
Other languages
English (en)
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.)
Dorr Co
Original Assignee
Dorr 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 Dorr Co filed Critical Dorr Co
Application granted granted Critical
Publication of FR727784A publication Critical patent/FR727784A/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
    • B01D21/18—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
    • B01D21/0024—Inlets or outlets provided with regulating devices, e.g. valves, flaps
    • 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
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0042—Baffles or guide plates
    • 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
    • B01D21/10—Settling tanks with multiple outlets for the separated liquids
    • B01D21/12—Settling tanks with multiple outlets for the separated liquids with moving scrapers
    • B01D21/14—Settling tanks with multiple outlets for the separated liquids 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
    • B01D21/2405—Feed 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
    • 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
    • B01D21/2433—Discharge mechanisms for floating particles
    • 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
    • B01D21/2433—Discharge mechanisms for floating particles
    • B01D21/2438—Discharge mechanisms for floating particles provided with scrapers on the liquid surface for removing floating particles
    • 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
    • B01D21/307—Passive control mechanisms without external energy, e.g. using a float
    • 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
    • C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (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)
  • Removal Of Floating Material (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
FR727784D 1930-11-25 1931-11-23 Appareil de sédimentation et dispositif d'écumage y destiné Expired FR727784A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US498094A US1957185A (en) 1930-11-25 1930-11-25 Sedimentation apparatus and skimmer therefor

Publications (1)

Publication Number Publication Date
FR727784A true FR727784A (fr) 1932-06-24

Family

ID=23979580

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727784D Expired FR727784A (fr) 1930-11-25 1931-11-23 Appareil de sédimentation et dispositif d'écumage y destiné

Country Status (4)

Country Link
US (1) US1957185A (fr)
DE (1) DE580778C (fr)
FR (1) FR727784A (fr)
GB (1) GB373931A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2417688A (en) * 1943-09-30 1947-03-18 Yeomans Brothers Co Sewage clarifier
US2615842A (en) * 1946-10-24 1952-10-28 Leon S Kraus Method of and apparatus for concentrating sewage sludges
DE953066C (de) * 1954-06-15 1956-11-29 Dorr Co Abschaeumvorrichtungen fuer Klaerbecken
US2929508A (en) * 1957-12-27 1960-03-22 Phillips Petroleum Co Polymer skimmer
US4323456A (en) * 1980-09-02 1982-04-06 Dorr-Oliver Incorporated Corner sweep mechanism for square settling tank
FR2668947B1 (fr) * 1990-11-12 1993-02-12 Nordon & Cie Sa Installation pour l'ecumage d'une cuve.
DE4412647C2 (de) * 1994-04-13 1996-11-28 Hans Georg Huber Räumer für Rundklärbecken
DE4428094C2 (de) * 1994-08-09 1996-08-22 Waldenmaier J E H Verfahren und Vorrichtung zur Schwimmschlammräumung mit einem Stauschild
DE4440894B4 (de) * 1994-11-17 2005-12-08 Passavant-Roediger Umwelttechnik Gmbh Verfahren zum Schwimmschlammräumen und Schwimmschlammräumer
FI20020886A0 (fi) * 2002-05-10 2002-05-10 Finnketju Invest Oy Laitteisto pyöreässä prosessointitilasa
CN104120787B (zh) * 2014-07-02 2015-12-30 武汉圣禹排水系统有限公司 水箱翻板冲洗门
CN112827223B (zh) * 2020-12-30 2022-05-17 湛江天和环保有限公司 一种带水位检测的污废水处理装置

Also Published As

Publication number Publication date
DE580778C (de) 1933-07-21
GB373931A (en) 1932-06-02
US1957185A (en) 1934-05-01

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