FR1164920A - Procédé et appareil de clarification - Google Patents

Procédé et appareil de clarification

Info

Publication number
FR1164920A
FR1164920A FR1164920DA FR1164920A FR 1164920 A FR1164920 A FR 1164920A FR 1164920D A FR1164920D A FR 1164920DA FR 1164920 A FR1164920 A FR 1164920A
Authority
FR
France
Prior art keywords
clarification method
clarification
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 Oliver Inc
Original Assignee
Dorr Oliver Inc
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 Oliver Inc filed Critical Dorr Oliver Inc
Application granted granted Critical
Publication of FR1164920A publication Critical patent/FR1164920A/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
    • B01D21/02—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
    • B01D21/003—Sedimentation tanks provided with a plurality of compartments separated by a partition wall
    • 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
    • B01D21/003—Sedimentation tanks provided with a plurality of compartments separated by a partition wall
    • B01D21/0036—Horizontal partition 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
    • B01D21/10—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
    • B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
    • B01D21/186—Construction of the scrapers or the driving mechanisms for settling tanks with two or more scrapers fixed at different heights on a central rotating shaft
    • 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
    • B01D21/2405—Feed mechanisms for settling tanks
    • B01D21/2411—Feed mechanisms for settling tanks having a tangential inlet
    • 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
    • B01D21/2416—Liquid distributors with a plurality of feed points
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Centrifugal Separators (AREA)
FR1164920D 1956-01-11 1957-01-21 Procédé et appareil de clarification Expired FR1164920A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US558576A US2894637A (en) 1956-01-11 1956-01-11 Feedwells for sedimentation tanks

Publications (1)

Publication Number Publication Date
FR1164920A true FR1164920A (fr) 1958-10-15

Family

ID=24230090

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1164920D Expired FR1164920A (fr) 1956-01-11 1957-01-21 Procédé et appareil de clarification

Country Status (3)

Country Link
US (1) US2894637A (fr)
FR (1) FR1164920A (fr)
GB (1) GB857856A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2431317A1 (fr) * 1978-07-19 1980-02-15 Dorr Oliver Inc Appareil et procede de depot par gravite de matieres solides en suspension dans un liquide

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3067878A (en) * 1959-07-07 1962-12-11 Albert L Genter Method and apparatus for settling solids from liquids
US3395800A (en) * 1965-07-23 1968-08-06 Leon S. Kraus Sewage treatment and apparatus therefor
SE360271B (fr) * 1970-09-07 1973-09-24 Bahco Ab
US4092338A (en) * 1977-01-27 1978-05-30 De Fro Tossey Sludge distribution network
US4274958A (en) * 1978-10-10 1981-06-23 Dorr-Oliver Incorporated Flocculant distributor means for feedwell
US4222879A (en) * 1979-03-12 1980-09-16 W. R. Grace & Co. Settling clarifier
HU181516B (en) * 1979-09-25 1983-10-28 Tatabanyai Szenbanyak Apparatus for concentrating sludges and slimes
US4416764A (en) * 1980-11-28 1983-11-22 Natomas Energy Company Method and appratus for extracting tar sand
GB9505891D0 (en) * 1995-03-23 1995-05-10 Dufour Reneau Series multi-staged clarifier
US6736275B2 (en) 2002-01-22 2004-05-18 United States Filter Corporation Flocculating energy dissipating well arrangement (FEDWA)
US20060243677A1 (en) * 2005-04-27 2006-11-02 Sheahan Donald T Manure separator
US7549441B2 (en) * 2005-06-09 2009-06-23 Mcnish Corporation Energy dissipating inlet for clarifiers
RU2637912C2 (ru) * 2008-05-15 2017-12-07 Оутотек Ойй Усовершенствования распределительной камеры
US9334178B2 (en) 2012-11-08 2016-05-10 Smith & Loveless Inc. Vortex-type grit chamber
AU2016232778B2 (en) 2015-03-19 2020-01-16 Minexxt, Inc. Thickener feed distributor
WO2023014874A1 (fr) * 2021-08-04 2023-02-09 Evoqua Water Technologies Llc Diffuseur d'écoulement entrant radial pour clarificateur

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1065494A (en) * 1913-01-22 1913-06-24 Minnie Bedorie Andersen Flume-gate.
US1908102A (en) * 1927-10-27 1933-05-09 Gustav Staelin Art of clarifying liquids contaminated by solid matter held in suspension therein and in clarifying apparatus
US1786969A (en) * 1929-11-30 1930-12-30 Heuel Corneal Van Der Hair-drying apparatus
US2267516A (en) * 1938-12-15 1941-12-23 Henry F Adams Thickener and a method of concentrating or thickening slimes of finely divided materials
US2364405A (en) * 1940-01-23 1944-12-05 Trimbey Method and apparatus for separating foreign matter from papermaking material
US2469825A (en) * 1945-12-26 1949-05-10 Hornstein Samuel Automatic print washer
US2532737A (en) * 1946-11-22 1950-12-05 Simpson Robert Air supply outlet
US2678730A (en) * 1951-02-02 1954-05-18 Dorr Co Flocculation and sedimentation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2431317A1 (fr) * 1978-07-19 1980-02-15 Dorr Oliver Inc Appareil et procede de depot par gravite de matieres solides en suspension dans un liquide

Also Published As

Publication number Publication date
US2894637A (en) 1959-07-14
GB857856A (en) 1961-01-04

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