ATE243660T1 - Eindickung von wässrigen mineralsuspensionen - Google Patents

Eindickung von wässrigen mineralsuspensionen

Info

Publication number
ATE243660T1
ATE243660T1 AT99901736T AT99901736T ATE243660T1 AT E243660 T1 ATE243660 T1 AT E243660T1 AT 99901736 T AT99901736 T AT 99901736T AT 99901736 T AT99901736 T AT 99901736T AT E243660 T1 ATE243660 T1 AT E243660T1
Authority
AT
Austria
Prior art keywords
polymeric flocculant
suspension
anionic
cationic
solids
Prior art date
Application number
AT99901736T
Other languages
English (en)
Inventor
Anthony Peter Allen
Peter Albert Sedders
Original Assignee
Ciba Spec Chem Water Treat 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 Ciba Spec Chem Water Treat Ltd filed Critical Ciba Spec Chem Water Treat Ltd
Application granted granted Critical
Publication of ATE243660T1 publication Critical patent/ATE243660T1/de

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
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating 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
    • C02F1/56—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances

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)
  • General Chemical & Material Sciences (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Colloid Chemistry (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
AT99901736T 1998-01-23 1999-01-18 Eindickung von wässrigen mineralsuspensionen ATE243660T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9801524.1A GB9801524D0 (en) 1998-01-23 1998-01-23 Thickening of aqueous mineral suspensions
PCT/GB1999/000160 WO1999037589A1 (en) 1998-01-23 1999-01-18 Thickening of aqueous mineral suspensions

Publications (1)

Publication Number Publication Date
ATE243660T1 true ATE243660T1 (de) 2003-07-15

Family

ID=10825824

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99901736T ATE243660T1 (de) 1998-01-23 1999-01-18 Eindickung von wässrigen mineralsuspensionen

Country Status (11)

Country Link
US (1) US6171506B1 (de)
EP (1) EP1049653B1 (de)
AT (1) ATE243660T1 (de)
AU (1) AU744694B2 (de)
BR (1) BR9907742A (de)
CA (1) CA2317636A1 (de)
DE (1) DE69909051D1 (de)
ES (1) ES2203065T3 (de)
GB (1) GB9801524D0 (de)
PL (1) PL341670A1 (de)
WO (1) WO1999037589A1 (de)

Families Citing this family (26)

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Publication number Priority date Publication date Assignee Title
GB9516254D0 (en) * 1995-08-08 1995-10-11 Allied Colloids Ltd Dewatering of aqueous suspensions
KR20010033053A (ko) * 1997-12-15 2001-04-25 쯔쇼산교쇼 고교기쥬쯔인쵸가 다이효스루 니혼고꾸 유해성 이온을 제거하기 위한 방법 및 이것에 사용하는제거제
US6432321B1 (en) * 2000-09-19 2002-08-13 Baffin, Inc. Elixir for inducing high-speed settlement of precipatates
US6454962B1 (en) * 2000-09-19 2002-09-24 Baffin, Inc. Elixir for removing metals from wastewater
US6454963B1 (en) * 2000-09-19 2002-09-24 Baffin, Inc. Elixir for removing metals from wastewater
US6454949B1 (en) * 2000-09-19 2002-09-24 Baffin, Inc. Highly accelerated process for removing contaminants from liquids
US7105466B2 (en) 2003-08-09 2006-09-12 H.C. Spinks Clay Company, Inc. Siliceous clay slurry
US7091148B2 (en) * 2003-08-09 2006-08-15 H.C. Spinks Clay Company, Inc. Silicious clay slurry
US20070054797A1 (en) * 2003-08-09 2007-03-08 Thomas Ronald J Siliceous clay slurry
CA2560901C (en) * 2003-08-29 2012-08-21 The University Of Newcastle Research Associates Limited Stimulant sensitive flocculation and consolidation
US20050061750A1 (en) * 2003-09-23 2005-03-24 Polymer Ventures, Inc. Methods for the purification of contaminated waters
TW200621653A (en) * 2004-11-25 2006-07-01 Dia Nitrix Co Ltd Method for dewatering of sludge with polymer flocculant and method for flocculation of wastewater with polymer flocculant
ES2259932B1 (es) * 2005-04-13 2008-04-01 Lodos Secos, S.L. Procedimiento de tratamiento de lodos.
CN100429156C (zh) * 2006-01-20 2008-10-29 中国矿业大学 一种循环煤泥水的高效澄清方法
US8585903B2 (en) 2007-02-14 2013-11-19 Winner Water Services, Inc. Water purification
CN101560005B (zh) * 2009-06-01 2011-01-05 湖南师范大学 一种可去除污水中磷的两性高分子絮凝剂
AU2009352654B2 (en) 2009-09-15 2014-07-10 Suncor Energy Inc. Process for drying fine tailings or colloidal fluids
CA2936031C (en) 2009-09-15 2019-09-03 Adrian Peter Revington Techniques for flocculating and dewatering fine tailings
WO2011050440A1 (en) 2009-10-30 2011-05-05 Suncor Energy Inc. Depositing and farming methods for drying oil sand mature fine tailings
US20110147306A1 (en) * 2009-12-18 2011-06-23 General Electric Company Use of cationic coagulant and acrylamide polymer flocculants for separating oil from oily water
WO2015173728A1 (en) * 2014-05-12 2015-11-19 Basf Se Process for dewatering mineral tailings by the treatment of these tailings with at least two different polymers of different intrinsic viscosities
CN104671383B (zh) * 2015-02-10 2016-10-05 徐州工程学院 双氰胺﹣乙二醛﹣阳离子醚淀粉复合絮凝剂及其制备方法
CN105948214A (zh) * 2016-06-28 2016-09-21 海安县中丽化工材料有限公司 印染废水用脱色絮凝剂及其制备方法
CN108536979B (zh) * 2018-04-18 2021-08-03 东北大学 一种基于浓密机机理模型的底流浓度预测方法
US10532942B1 (en) * 2018-11-05 2020-01-14 Aicardo Roa-Espinosa Water separation from particulate materials
BE1028692B1 (nl) 2021-03-13 2022-05-04 Eurochem Antwerpen ODDA-Proces voor de productie van stikstofhoudende meststoffen met verbeterde kalkverwijdering

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3408293A (en) * 1966-04-11 1968-10-29 Nalco Chemical Co Coal slurry clarification
US3539510A (en) * 1967-06-12 1970-11-10 Dow Chemical Co Flocculation with modified anionic polymers
DE2538281B2 (de) * 1975-08-28 1980-07-17 Basf Ag, 6700 Ludwigshafen Retentions- und Flockungsmittel auf Basis von Polyacrylamiden
ZA818636B (en) * 1980-12-30 1982-10-27 Union Carbide Corp A process for the flocculation of mineral containing slurries
US4599390A (en) * 1983-03-11 1986-07-08 Union Carbide Corporation High molecular weight water-soluble polymers and flocculation method using same
EP0202780B2 (de) 1985-04-25 1998-12-09 Ciba Specialty Chemicals Water Treatments Limited Flockungsverfahren
US4835206A (en) * 1986-10-01 1989-05-30 Allied Colloids, Ltd. Water soluble polymeric compositions
JPH0771679B2 (ja) * 1987-03-06 1995-08-02 三井サイテック株式会社 汚泥脱水剤
US5112500A (en) 1990-06-29 1992-05-12 Allied Colloids Limited Purification of aqueous liquor
JP2781133B2 (ja) * 1993-09-24 1998-07-30 富士通株式会社 画像形成装置
US5376280A (en) * 1993-10-25 1994-12-27 Westech Engineering, Inc. Flocculation control system and method
US5539046A (en) * 1994-11-04 1996-07-23 Cytec Technology Corp. Blends of hydroxamated polymer emulsions with polyacrylate emulsions
US5579910A (en) * 1994-12-30 1996-12-03 Chesebrough-Pond's Usa Co., Division Of Conopco, Inc. Dispensing package
GB9516254D0 (en) 1995-08-08 1995-10-11 Allied Colloids Ltd Dewatering of aqueous suspensions
US5779910A (en) * 1996-04-08 1998-07-14 Cytec Technology Corp. Enhanced flocculation of mineral slurry with polymer blends

Also Published As

Publication number Publication date
ES2203065T3 (es) 2004-04-01
US6171506B1 (en) 2001-01-09
DE69909051D1 (de) 2003-07-31
CA2317636A1 (en) 1999-07-29
GB9801524D0 (en) 1998-03-25
EP1049653A1 (de) 2000-11-08
AU2174199A (en) 1999-08-09
EP1049653B1 (de) 2003-06-25
PL341670A1 (en) 2001-04-23
BR9907742A (pt) 2000-10-17
AU744694B2 (en) 2002-02-28
WO1999037589A1 (en) 1999-07-29

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