FR2255932A1 - - Google Patents

Info

Publication number
FR2255932A1
FR2255932A1 FR7442994A FR7442994A FR2255932A1 FR 2255932 A1 FR2255932 A1 FR 2255932A1 FR 7442994 A FR7442994 A FR 7442994A FR 7442994 A FR7442994 A FR 7442994A FR 2255932 A1 FR2255932 A1 FR 2255932A1
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.)
Granted
Application number
FR7442994A
Other versions
FR2255932B3 (fr
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
Publication of FR2255932A1 publication Critical patent/FR2255932A1/fr
Application granted granted Critical
Publication of FR2255932B3 publication Critical patent/FR2255932B3/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02Settling tanks with single outlets for the separated liquid
    • B01D21/04Settling tanks with single outlets for the separated liquid with moving scrapers
    • B01D21/06Settling tanks with single outlets for the separated liquid with moving scrapers with rotating scrapers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0003Making of sedimentation devices, structural details thereof, e.g. prefabricated parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0039Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0042Baffles or guide plates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/18Construction of the scrapers or the driving mechanisms for settling tanks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24Feed or discharge mechanisms for settling tanks
    • B01D21/2405Feed mechanisms for settling tanks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24Feed or discharge mechanisms for settling tanks
    • B01D21/2427The feed or discharge opening located at a distant position from the side walls
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24Feed or discharge mechanisms for settling tanks
    • B01D21/245Discharge mechanisms for the sediments

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Sludge (AREA)
  • Bridges Or Land Bridges (AREA)
FR7442994A 1973-12-28 1974-12-27 Expired FR2255932B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42937673A 1973-12-28 1973-12-28

Publications (2)

Publication Number Publication Date
FR2255932A1 true FR2255932A1 (fr) 1975-07-25
FR2255932B3 FR2255932B3 (fr) 1977-09-23

Family

ID=23702968

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7442994A Expired FR2255932B3 (fr) 1973-12-28 1974-12-27

Country Status (11)

Country Link
JP (1) JPS5841084B2 (fr)
BE (1) BE823953A (fr)
BR (1) BR7410767D0 (fr)
CA (1) CA1036507A (fr)
DE (1) DE2459852A1 (fr)
FR (1) FR2255932B3 (fr)
GB (1) GB1450260A (fr)
IN (1) IN143543B (fr)
IT (1) IT1027059B (fr)
NL (1) NL7415971A (fr)
ZA (1) ZA747372B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52109663A (en) * 1976-03-12 1977-09-14 Hitachi Plant Eng & Constr Co Ltd Rake arm for sludge rake machine
CN115475419A (zh) * 2022-09-30 2022-12-16 熊海源 一种污水过滤沉淀用罐体内壁清刮装置

Also Published As

Publication number Publication date
BR7410767D0 (pt) 1975-09-02
AU7557274A (en) 1976-05-20
GB1450260A (en) 1976-09-22
NL7415971A (nl) 1975-07-01
ZA747372B (en) 1976-06-30
DE2459852A1 (de) 1975-07-10
JPS5097961A (fr) 1975-08-04
BE823953A (fr) 1975-04-16
JPS5841084B2 (ja) 1983-09-09
IT1027059B (it) 1978-11-20
FR2255932B3 (fr) 1977-09-23
CA1036507A (fr) 1978-08-15
IN143543B (fr) 1977-12-24

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