GB2157584B - Removing sludge from settling tank - Google Patents

Removing sludge from settling tank

Info

Publication number
GB2157584B
GB2157584B GB08509024A GB8509024A GB2157584B GB 2157584 B GB2157584 B GB 2157584B GB 08509024 A GB08509024 A GB 08509024A GB 8509024 A GB8509024 A GB 8509024A GB 2157584 B GB2157584 B GB 2157584B
Authority
GB
United Kingdom
Prior art keywords
settling tank
removing sludge
sludge
settling
tank
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
GB08509024A
Other versions
GB8509024D0 (en
GB2157584A (en
Inventor
Colin Edward Brade
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.)
Rosewater Engineering Ltd
Original Assignee
Rosewater Engineering Ltd
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 Rosewater Engineering Ltd filed Critical Rosewater Engineering Ltd
Publication of GB8509024D0 publication Critical patent/GB8509024D0/en
Publication of GB2157584A publication Critical patent/GB2157584A/en
Application granted granted Critical
Publication of GB2157584B publication Critical patent/GB2157584B/en
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
    • B01D21/24—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
    • 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
    • B01D21/302—Active control mechanisms with external energy, e.g. with solenoid valve

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Sludge (AREA)
GB08509024A 1984-04-14 1985-04-09 Removing sludge from settling tank Expired GB2157584B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8409762 1984-04-14

Publications (3)

Publication Number Publication Date
GB8509024D0 GB8509024D0 (en) 1985-05-15
GB2157584A GB2157584A (en) 1985-10-30
GB2157584B true GB2157584B (en) 1988-04-20

Family

ID=10559676

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08509024A Expired GB2157584B (en) 1984-04-14 1985-04-09 Removing sludge from settling tank

Country Status (1)

Country Link
GB (1) GB2157584B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5308504A (en) * 1993-01-26 1994-05-03 Keyes Wilford W Viscosity based tank level and flow control systems
US6123857A (en) * 1998-04-23 2000-09-26 Monsal Ltd Separating method and apparatus
EP1698386A1 (en) * 1998-04-24 2006-09-06 Monsal Ltd Method and apparatus for sedimentation and solid/liquid separation
US9656914B2 (en) 2013-05-01 2017-05-23 Ecolab Usa Inc. Rheology modifying agents for slurries
US9410288B2 (en) 2013-08-08 2016-08-09 Ecolab Usa Inc. Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process
WO2017066540A1 (en) * 2015-10-15 2017-04-20 Ecolab Usa Inc. Nanocrystalline cellulose and polymer-grafted nanocrystalline cellulose as rheology modifying agents for magnesium oxide and lime slurries
CN110997593B (en) 2017-07-17 2023-01-24 埃科莱布美国股份有限公司 Method for modifying the rheology of a slurry

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1059709A (en) * 1966-01-06 1967-02-22 Norstel And Templewood Hawksle Sludge-evacuation method and apparatus

Also Published As

Publication number Publication date
GB8509024D0 (en) 1985-05-15
GB2157584A (en) 1985-10-30

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20050408