ZA87379B - Composition and method for flocculating and removing solids suspended in water - Google Patents

Composition and method for flocculating and removing solids suspended in water

Info

Publication number
ZA87379B
ZA87379B ZA87379A ZA87379A ZA87379B ZA 87379 B ZA87379 B ZA 87379B ZA 87379 A ZA87379 A ZA 87379A ZA 87379 A ZA87379 A ZA 87379A ZA 87379 B ZA87379 B ZA 87379B
Authority
ZA
South Africa
Prior art keywords
flocculating
composition
water
removing solids
solids suspended
Prior art date
Application number
ZA87379A
Other languages
English (en)
Inventor
David W Kelly
Stewart N Paul
John E Waller
Original Assignee
Dearborn Chemicals Co
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 Dearborn Chemicals Co filed Critical Dearborn Chemicals Co
Publication of ZA87379B publication Critical patent/ZA87379B/xx

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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material

Landscapes

  • Chemical & Material Sciences (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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
ZA87379A 1986-01-28 1987-01-20 Composition and method for flocculating and removing solids suspended in water ZA87379B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000500477A CA1291001C (en) 1986-01-28 1986-01-28 Composition and method for flocculating and removing solids suspended inwater

Publications (1)

Publication Number Publication Date
ZA87379B true ZA87379B (en) 1987-09-30

Family

ID=4132350

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA87379A ZA87379B (en) 1986-01-28 1987-01-20 Composition and method for flocculating and removing solids suspended in water

Country Status (6)

Country Link
US (2) US4734216A (ja)
JP (1) JPH08165B2 (ja)
AU (1) AU584778B2 (ja)
CA (1) CA1291001C (ja)
GB (1) GB2185739B (ja)
ZA (1) ZA87379B (ja)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4904393A (en) * 1988-05-27 1990-02-27 W. R. Grace & Co.-Conn. Method for controlling overspray in paint spray booths
US4948513A (en) * 1988-05-27 1990-08-14 W. R. Grace & Co.-Conn. Method for controlling overspray in paint spray booths
US4906386A (en) * 1988-11-03 1990-03-06 Betz Laboraties, Inc. Flocculation of coal fines with polyelectrolytes and electrolyte
JP2889967B2 (ja) * 1990-04-25 1999-05-10 三菱原子燃料株式会社 タンニンによる廃液処理方法
US5183575A (en) * 1991-08-29 1993-02-02 Betz Laboratories, Inc. Methods for the flocculation of coal fines and insoluble metals in coal mine waters
US5248440A (en) * 1992-01-30 1993-09-28 W. R. Grace & Co.-Conn. Paint spray booth treatment of waterborne coatings
US5256304A (en) * 1992-06-05 1993-10-26 Betz Laboratories, Inc. Methods of removing oil and metal ions from oily wastewater
GB2303848B (en) * 1992-08-17 1997-04-16 Grace W R & Co Inhibition of oxygen corrosion in aqueous systems
US5684109A (en) * 1993-06-22 1997-11-04 Betzdearborn Inc. Composition comprising a tannin-containing copolymer
US5643462A (en) * 1993-06-22 1997-07-01 Betzdearborn Inc. Composition and method for water clarification
US5846436A (en) * 1993-06-22 1998-12-08 Betzdearborn Inc. Composition and method for water clarification
US5614103A (en) * 1993-06-22 1997-03-25 Betzdearborn, Inc. Methods for detackifying paint spray booth water
US5916991A (en) * 1993-06-22 1999-06-29 Betzdearborn Inc. Composition and method for water clarification
US5433863A (en) * 1993-11-17 1995-07-18 Nalco Chemical Company Method for clarifying wastewater containing surfactants
US5830315A (en) * 1995-07-06 1998-11-03 Betzdearborn Inc. Treatment of Aqueous systems using a chemically modified tannin
US5695652A (en) * 1995-12-06 1997-12-09 Betzdearborn Inc. Methods for inhibiting the production of slime in aqueous systems
US5648116A (en) * 1996-01-17 1997-07-15 Betzdearborn Inc. Methods for suppressing dust emissions
BR9904021A (pt) * 1999-08-27 2001-04-24 Tanac S A Processo de fabricação de um agente coagulante/floculante vegetal tanato quaternário de amÈnio.
AU2004201502A1 (en) * 2003-10-09 2005-04-28 Ashland Licensing And Intellectual Property Llc Process for reducing contaminants in process water and/or condensate
US7264729B2 (en) * 2003-10-09 2007-09-04 Ashland Licensing And Intellectual Property Llc Process for reducing contaminants in condensate resulting from the conversion of bauxite to alumina
AU2005248963A1 (en) * 2005-05-24 2006-12-14 Ashland Licensing And Intellectual Property Llc Process for reducing contaminants in condensate resulting from the conversion of bauxite to alumina
US20060278358A1 (en) * 2005-06-02 2006-12-14 Hildebrand Lynn N Process for reducing contaminants in condensate resulting from the conversion of bauxite to alumina
US7722841B2 (en) * 2006-04-25 2010-05-25 General Electric Company Polymeric chelant and coagulant to treat metal-containing wastewater
CN101390165B (zh) * 2006-04-27 2012-06-20 三菱电机株式会社 光学式记录介质的再现装置以及光学式记录介质的再现方法
US20080135492A1 (en) * 2006-12-08 2008-06-12 Ashok Shyadligeri Tannin based polymeric coagulants and their use in waste water clarification
US7998351B2 (en) * 2006-12-22 2011-08-16 Vinod Kumar Rai Tannin based polymeric coagulants composition and method of use
US20090127210A1 (en) * 2007-11-20 2009-05-21 Swisher Anthony E Method and apparatus for water remediation
WO2010030644A2 (en) * 2008-09-09 2010-03-18 Kem−Tron Technologies, Inc. System and method for de-watering waste drilling fluids
US7611632B1 (en) 2008-11-07 2009-11-03 General Electric Company Method of conditioning mixed liquor using a tannin containing polymer
JP2010227887A (ja) * 2009-03-27 2010-10-14 Nippon Rensui Co Ltd 排水処理方法および排水処理装置
CN102992461B (zh) * 2012-11-25 2014-01-29 溧阳市天目湖保健品有限公司 一种利用冬笋皮制作助凝剂的方法
CN103041856B (zh) * 2012-12-10 2014-09-17 中国科学院生态环境研究中心 一种用于污水脱氮的吸附催化剂及其制备方法
CN103159308B (zh) * 2013-03-01 2014-12-31 溧阳市天目湖保健品有限公司 一种用生物结皮制备助凝剂的方法
WO2014209318A1 (en) * 2013-06-27 2014-12-31 General Electric Company Treatment of treating wastewater containing high levels of total dissolved solids with a tannin-based polymer
BR112018010612B1 (pt) 2015-11-27 2022-08-30 Kemira Oyj Composição de mistura de produto para tratamento de águas servidas em um biorreator de membrana, método de tratamento de águas servidas em um biorreator de membrana e uso de uma composição

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2133251A (en) * 1937-10-06 1938-10-11 Nat Lead Co Clarification and purification of industrial acid liquors
GB899721A (en) * 1960-09-01 1962-06-27 Natal Tanning Extract Company Process for flocculating suspensions
GB1188394A (en) * 1967-12-06 1970-04-15 Foseco Int Treatment of Sewage Sludge
JPS5421312B2 (ja) * 1972-04-08 1979-07-30
JPS5123275B2 (ja) * 1972-05-08 1976-07-15
JPS529968A (en) * 1975-07-11 1977-01-25 Toray Ind Inc Method for disposing of waste water containing surface-active agent
JPS529969A (en) * 1975-07-11 1977-01-25 Toray Ind Inc Method for disposing of waste water containing surface-active agent
JPS5234547A (en) * 1975-09-12 1977-03-16 Toray Ind Inc Treating waste water containing polyvinyl alochol
JPS5259953A (en) * 1975-11-12 1977-05-17 Toray Ind Inc Method of treating drainage including interfacial activator
JPS5261356A (en) * 1975-11-14 1977-05-20 Toray Ind Inc Disposing method of water containing surface active agent
US4089779A (en) * 1975-11-24 1978-05-16 Georgia-Pacific Corporation Clarification process
US4263148A (en) * 1979-04-09 1981-04-21 Earth Sciences, Inc. Process for removing humic matter from phosphoric acid solutions
US4450092A (en) * 1982-06-11 1984-05-22 Nalco Chemical Company Reducing turbidity in turbid waters
US4558080A (en) * 1984-01-24 1985-12-10 Dearborn Chemical Company Stable tannin based polymer compound

Also Published As

Publication number Publication date
JPS62183815A (ja) 1987-08-12
CA1291001C (en) 1991-10-22
AU6800387A (en) 1987-07-30
GB2185739B (en) 1989-01-25
JPH08165B2 (ja) 1996-01-10
US4781839A (en) 1988-11-01
GB8623459D0 (en) 1986-11-05
GB2185739A (en) 1987-07-29
US4734216A (en) 1988-03-29
AU584778B2 (en) 1989-06-01

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