FR2065589B1 - - Google Patents

Info

Publication number
FR2065589B1
FR2065589B1 FR7036506A FR7036506A FR2065589B1 FR 2065589 B1 FR2065589 B1 FR 2065589B1 FR 7036506 A FR7036506 A FR 7036506A FR 7036506 A FR7036506 A FR 7036506A FR 2065589 B1 FR2065589 B1 FR 2065589B1
Authority
FR
France
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
FR7036506A
Other languages
French (fr)
Other versions
FR2065589A1 (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.)
Envirotech Corp
Original Assignee
Envirotech Corp
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 Envirotech Corp filed Critical Envirotech Corp
Publication of FR2065589A1 publication Critical patent/FR2065589A1/fr
Application granted granted Critical
Publication of FR2065589B1 publication Critical patent/FR2065589B1/fr
Expired 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
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • 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
    • B01D21/2433—Discharge mechanisms for floating particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
FR7036506A 1969-10-30 1970-10-09 Expired FR2065589B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87251769A 1969-10-30 1969-10-30

Publications (2)

Publication Number Publication Date
FR2065589A1 FR2065589A1 (en) 1971-07-30
FR2065589B1 true FR2065589B1 (en) 1974-08-23

Family

ID=25359729

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7036506A Expired FR2065589B1 (en) 1969-10-30 1970-10-09

Country Status (7)

Country Link
US (1) US3627132A (en)
JP (1) JPS4814224B1 (en)
CA (1) CA942202A (en)
DE (1) DE2053203C3 (en)
FR (1) FR2065589B1 (en)
GB (1) GB1334056A (en)
SE (1) SE370186B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5032132B2 (en) * 1971-12-22 1975-10-17
US3919090A (en) * 1974-09-11 1975-11-11 Ecodyne Corp Surface skimming system
US4364834A (en) * 1981-11-10 1982-12-21 Envirotech Corporation Sedimentation apparatus having an improved skimming mechanism
US4551246A (en) * 1982-09-30 1985-11-05 International Resources Management, Inc. Flotation apparatus utilizing a novel floc barrier and current diverting means
US4462909A (en) * 1983-04-04 1984-07-31 Dorr-Oliver Incorporated Surface skimmer means for settling tank
DE3325342A1 (en) * 1983-07-13 1985-01-24 Passavant-Werke AG & Co KG, 6209 Aarbergen Process and apparatus for the removal of floating sludge
US4751002A (en) * 1987-01-29 1988-06-14 Baker International Corporation Cable supported rake arm thickener
US5200079A (en) * 1990-06-20 1993-04-06 Mcnish Corporation Circular clarifier including improved skimmer clarifier
DE59202089D1 (en) * 1992-02-20 1995-06-08 Dorr Oliver Inc Clarifier.
US7258788B2 (en) * 2004-03-12 2007-08-21 Noram Engineering And Constructors Ltd. Circular clarifier apparatus and method
US7971732B2 (en) * 2006-11-06 2011-07-05 Smith & Loveless, Inc. Grit trap for waste water system
US20080115804A1 (en) * 2006-11-17 2008-05-22 Hall James I Settling tank wall scraper and method
CN103394417B (en) * 2013-08-13 2015-01-07 天地（唐山）矿业科技有限公司 Transmission froth scraping device at periphery of cylindrical flotation machine
CN115386866B (en) * 2022-08-27 2024-03-01 青岛陇鑫汇航空科技有限公司 New material panel surface impurity treatment facility

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3465887A (en) * 1969-01-03 1969-09-09 Dorr Oliver Inc Torsion bar skimmer

Also Published As

Publication number Publication date
FR2065589A1 (en) 1971-07-30
DE2053203A1 (en) 1971-05-19
JPS4814224B1 (en) 1973-05-04
US3627132A (en) 1971-12-14
GB1334056A (en) 1973-10-17
DE2053203C3 (en) 1979-05-31
SE370186B (en) 1974-10-07
CA942202A (en) 1974-02-19
DE2053203B2 (en) 1978-10-05

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Legal Events

Date Code Title Description
ST Notification of lapse