GB2058737B - Concentrating sludge - Google Patents

Concentrating sludge

Info

Publication number
GB2058737B
GB2058737B GB8028916A GB8028916A GB2058737B GB 2058737 B GB2058737 B GB 2058737B GB 8028916 A GB8028916 A GB 8028916A GB 8028916 A GB8028916 A GB 8028916A GB 2058737 B GB2058737 B GB 2058737B
Authority
GB
United Kingdom
Prior art keywords
concentrating sludge
sludge
concentrating
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
GB8028916A
Other versions
GB2058737A (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.)
Shinryo Air Conditioning Co Ltd
Original Assignee
Shinryo Air Conditioning Co 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
Priority claimed from JP54115947A external-priority patent/JPS5854639B2/en
Priority claimed from JP3362480A external-priority patent/JPS592553B2/en
Priority claimed from JP55033622A external-priority patent/JPS6040919B2/en
Priority claimed from JP55033623A external-priority patent/JPS6040920B2/en
Application filed by Shinryo Air Conditioning Co Ltd filed Critical Shinryo Air Conditioning Co Ltd
Publication of GB2058737A publication Critical patent/GB2058737A/en
Application granted granted Critical
Publication of GB2058737B publication Critical patent/GB2058737B/en
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
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/235—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids for making foam
    • B01F23/2351—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids for making foam using driven stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/1431—Dissolved air flotation machines
GB8028916A 1979-09-10 1980-09-08 Concentrating sludge Expired GB2058737B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP54115947A JPS5854639B2 (en) 1979-09-10 1979-09-10 Sludge thickening method and its equipment
JP3362480A JPS592553B2 (en) 1980-03-17 1980-03-17 raking machine
JP55033622A JPS6040919B2 (en) 1980-03-17 1980-03-17 foaming device
JP55033623A JPS6040920B2 (en) 1980-03-17 1980-03-17 foam mixing device

Publications (2)

Publication Number Publication Date
GB2058737A GB2058737A (en) 1981-04-15
GB2058737B true GB2058737B (en) 1983-09-21

Family

ID=27459811

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8028916A Expired GB2058737B (en) 1979-09-10 1980-09-08 Concentrating sludge

Country Status (6)

Country Link
DE (1) DE3032887A1 (en)
FR (1) FR2464924A1 (en)
GB (1) GB2058737B (en)
HK (1) HK101388A (en)
MY (1) MY8500657A (en)
SG (1) SG74386G (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6044085A (en) * 1983-08-22 1985-03-08 Shinryo Air Conditioning Co Ltd Concentrating method of sludge
EP0546342B1 (en) * 1991-11-14 1996-08-14 Matsushita Electric Industrial Co., Ltd. A self-metabolic functional material
NO302813B1 (en) * 1996-02-13 1998-04-27 Biopartner As Process and apparatus for treating liquid materials based on organic waste products
US6450344B1 (en) 1998-08-31 2002-09-17 Mazda Motor Corporation Particle separating apparatus
US7153427B2 (en) 2002-07-22 2006-12-26 Environmental Energy & Engineering Co. Nitrogen recovery system and method using heated air as stripping gas
FR2869031B1 (en) * 2004-04-14 2006-07-07 Solvay Sa Sa Belge PROCESS FOR TREATING SLUDGE, ESPECIALLY CONTAMINATED BY HEAVY METALS AND ORGANIC MATERIALS
CN102134144B (en) * 2011-03-28 2013-04-10 陆大培 Treatment process of butadiene styrene rubber sewage
FI20135868L (en) * 2013-08-28 2015-03-01 Outotec Finland Oy Method and apparatus for treating a feed stream to a flotation device
US20160207792A1 (en) * 2013-09-09 2016-07-21 643096 Alberta Limited Methods and apparatus for treating liquid containing solids
JP2017064632A (en) * 2015-09-30 2017-04-06 株式会社Ｌｉｘｉｌ Bubble generating device and flush toilet bowl provided with bubble generating device

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR570636A (en) * 1923-09-07 1924-05-05 Process for clarifying and purifying liquids and wastewater
DE129688C (en) * 1935-01-03
DE673267C (en) * 1936-11-03 1939-03-20 Buckau R Wolf Akt Ges Maschf Device for foam generation for facilities for the clarification of waste water
DE1517713A1 (en) * 1966-10-26 1969-06-12 Siteg Siebtech Gmbh Flotation process for the clarification of gas cleaning water and other industrial waste water using macromolecular flocculants
US3429809A (en) * 1967-06-26 1969-02-25 Walter M Dotts Jr Air flotation process for removal of particles of suspended matter from water
US3642617A (en) * 1970-01-29 1972-02-15 Fmc Corp Foam flotation concentrator
BE789420A (en) * 1971-11-22 1973-03-28 Nalco Chemical Co LATEX FOR THE COAGULATION OF SEWAGE AND INDUSTRIAL WASTEWATER
US4056466A (en) * 1973-08-03 1977-11-01 Resources Conservation Co. Method of dewatering material containing solid matter and bound and unbound water
DE2442045B2 (en) * 1974-04-29 1976-03-11 Adka-Matic Wasser-Aufbereitung Gmbh, 6300 Giessen DEVICE FOR WASTE WATER TREATMENT
FR2296464A1 (en) * 1974-12-30 1976-07-30 Saint Gobain Techn Nouvelles FLOTATION KIT, ESPECIALLY FOR THE TREATMENT OF WASTE WATER
GB1527292A (en) * 1976-04-21 1978-10-04 Hartley Simon Ltd Electrolytic flotation
DE2652329A1 (en) * 1976-11-17 1978-05-18 Metallgesellschaft Ag Effluent floatation treatment - using aeration turbine entraining specified air flow rate and clarified water

Also Published As

Publication number Publication date
MY8500657A (en) 1985-12-31
FR2464924B1 (en) 1985-03-22
DE3032887C2 (en) 1991-05-16
GB2058737A (en) 1981-04-15
HK101388A (en) 1988-12-23
FR2464924A1 (en) 1981-03-20
DE3032887A1 (en) 1981-04-02
SG74386G (en) 1987-09-18

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20000907