DE69807868D1 - Verfahren zur behandlung von abwasserstroemen - Google Patents

Verfahren zur behandlung von abwasserstroemen

Info

Publication number
DE69807868D1
DE69807868D1 DE69807868T DE69807868T DE69807868D1 DE 69807868 D1 DE69807868 D1 DE 69807868D1 DE 69807868 T DE69807868 T DE 69807868T DE 69807868 T DE69807868 T DE 69807868T DE 69807868 D1 DE69807868 D1 DE 69807868D1
Authority
DE
Germany
Prior art keywords
water flows
treating water
treating
flows
water
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 - Fee Related
Application number
DE69807868T
Other languages
English (en)
Other versions
DE69807868T2 (de
Inventor
James Ian Ramsay
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.)
Mintek
Original Assignee
Mintek
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 Mintek filed Critical Mintek
Publication of DE69807868D1 publication Critical patent/DE69807868D1/de
Application granted granted Critical
Publication of DE69807868T2 publication Critical patent/DE69807868T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • 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
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal

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)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DE69807868T 1997-06-03 1998-06-03 Verfahren zur behandlung von abwasserstroemen Expired - Fee Related DE69807868T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9711451.6A GB9711451D0 (en) 1997-06-03 1997-06-03 A process for the treatment of effluent streams
PCT/GB1998/001610 WO1998055405A1 (en) 1997-06-03 1998-06-03 A process for the treatment of effluent streams

Publications (2)

Publication Number Publication Date
DE69807868D1 true DE69807868D1 (de) 2002-10-17
DE69807868T2 DE69807868T2 (de) 2003-01-16

Family

ID=10813499

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69807868T Expired - Fee Related DE69807868T2 (de) 1997-06-03 1998-06-03 Verfahren zur behandlung von abwasserstroemen

Country Status (8)

Country Link
US (1) US6280630B1 (de)
EP (1) EP0986518B1 (de)
AU (1) AU740773B2 (de)
CA (1) CA2292582A1 (de)
DE (1) DE69807868T2 (de)
GB (1) GB9711451D0 (de)
WO (1) WO1998055405A1 (de)
ZA (1) ZA984724B (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2418472C (en) * 2000-08-21 2010-11-16 Csir Water treatment method
KR100441405B1 (ko) * 2001-11-01 2004-07-23 한국과학기술연구원 전기장을 이용한 음이온의 화학적 침전 제거 및 연속 공정방법
US6656247B1 (en) * 2002-08-08 2003-12-02 Dynatec Corporation Selective precipitation of manganese from magnesium-containing solutions
US7300585B1 (en) 2004-07-15 2007-11-27 Mays Chemical Company, Inc. Method of treatment of effluent stream
US20070036701A1 (en) * 2005-08-11 2007-02-15 Huege Fred R Treatment of high sulfate containing quicklime
GB0711055D0 (en) * 2007-06-08 2007-07-18 Integrated Effluent Solutions Improved effluent treatment
US20110155665A1 (en) * 2008-06-11 2011-06-30 The Regents Of The University Of California Method and System for High Recovery Water Desalting
WO2010033674A1 (en) 2008-09-17 2010-03-25 Siemens Water Technologies Corp. High recovery sulfate removal process
US20100187130A1 (en) * 2009-01-29 2010-07-29 Total Separation Solutions, Llc. Coagulants made in situ from sulfate-containing water and uses therewith
US20110024359A1 (en) * 2009-07-29 2011-02-03 General Electric Company Method for removing chloride from aqueous solution
WO2011102848A1 (en) * 2010-02-17 2011-08-25 Katana Energy Llc Zero discharge water desalination plant with minerals extraction integrated with natural gas combined cycle power generation
MX2012015286A (es) * 2010-06-23 2013-04-03 Veolia Water Solutions & Tech Un proceso para reducir la concentracion de sulfato en una corriente de guas residuales.
US20120031850A1 (en) * 2010-08-05 2012-02-09 Kevin Smith Extraction of Sulfate from Water
US8834725B2 (en) * 2011-01-31 2014-09-16 Chevron U.S.A. Inc. Method for treating acid mine drainage
US8999171B2 (en) * 2011-07-18 2015-04-07 Hl Seawater Holdings, Llc Membrane and electrodialysis based seawater desalination with salt, boron and gypsum recovery
US9416033B2 (en) * 2011-12-06 2016-08-16 Drake Water Technologies, Inc. Antisolvent process for treating liquids that include high total dissolved solids
FI126285B (en) * 2012-08-27 2016-09-15 Outotec Finland Oy Process for removing sulfate, calcium and / or other soluble metals from wastewater
US9656887B2 (en) * 2012-10-25 2017-05-23 The Water Company Removal of ions from aqueous fluid
US9278875B2 (en) * 2012-11-27 2016-03-08 Veolia Water Solutions & Technologies Support Process for reducing the sulfate concentration in a wastewater stream by employing regenerated gibbsite
AR094158A1 (es) * 2012-12-20 2015-07-15 Outotec Oyj Metodo para el tratamiento de agua industrial
US20140251906A1 (en) * 2013-03-06 2014-09-11 Ecolab Usa Inc. Addition of aluminum reagents to sulfate-containing waste stream reduce sulfate concentration
FI127809B (en) * 2014-02-26 2019-03-15 Outotec Oyj Method for removing sulfate from waste water
US10071923B2 (en) 2014-09-05 2018-09-11 Ecolab Usa Inc. Addition of aluminum reagents to oxoanion-containing water streams
US9389209B2 (en) 2014-09-05 2016-07-12 Ecolab Usa Inc. Oxoanion concentration determination using aluminum reagents
MX2018000858A (es) * 2015-07-22 2018-05-04 Mintek Proceso de tratamiento de efluentes - refinamiento del ph para eliminacion de sulfato.
WO2017015678A2 (en) * 2015-07-22 2017-01-26 Mintek Improved effluent treatment process for sulphate removal
CN107117738B (zh) * 2017-04-24 2019-12-17 华中科技大学 一种锰矿区废水处理方法
CA3224007A1 (en) 2018-06-13 2019-12-19 The Water Company, Llc Controlled removal of ions from aqueous fluid
BR112021003131A2 (pt) * 2018-08-21 2021-05-11 Evoqua Water Technologies Llc. métodos e sistemas para tratar água contendo fosfogesso
WO2021028621A1 (en) * 2019-08-15 2021-02-18 Teknologian Tutkimuskeskus Vtt Oy Use of secondary aluminium in precipitation of sulphate from waste water
SE545642C2 (en) * 2020-07-16 2023-11-21 Axolot Solutions Holding Ab A method and a system for removal of sulfate from wastewater by electrocoagulation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3959133A (en) * 1974-09-11 1976-05-25 Metcalf & Eddy, Inc. Alum recovery and waste disposal in water treatment
US4539119A (en) * 1983-07-26 1985-09-03 Cann Everett D Process for the treatment of waste and contaminated waters with improved recovery of aluminum and iron flocculating agents
DE3672237D1 (de) * 1986-06-30 1990-08-02 Walhalla Kalk Entwicklungs Und Verfahren zur abtrennung von sulfationen aus abwaessern.
JPH0792519B2 (ja) * 1990-03-02 1995-10-09 株式会社日立製作所 放射性廃棄物の処理方法及び装置
US5275691A (en) * 1991-02-28 1994-01-04 Fuji Photo Film Co., Ltd. Method for treating a surface of an aluminum substrate for a printing plate
DE4227815A1 (de) * 1992-08-21 1994-02-24 Air Beteiligungs Gmbh Verfahren zur spontanen chemischen Fällung von in Wasser gelösten Sulfaten als Ettringit und Anwendung dieses Verfahrens zur Herstellung eines chloridarmen, aluminiumoxidhaltigen Gips-Anhydrits
DE4431911A1 (de) * 1994-09-08 1996-03-14 Passavant Werke Verfahren zum Aufbereiten von weichen Wässern zu Trinkwasser
US5547588A (en) * 1994-10-25 1996-08-20 Gas Research Institute Enhanced ettringite formation for the treatment of hazardous liquid waste

Also Published As

Publication number Publication date
EP0986518A1 (de) 2000-03-22
ZA984724B (en) 1999-12-02
DE69807868T2 (de) 2003-01-16
GB9711451D0 (en) 1997-07-30
WO1998055405A1 (en) 1998-12-10
US6280630B1 (en) 2001-08-28
CA2292582A1 (en) 1998-12-10
AU7779098A (en) 1998-12-21
AU740773B2 (en) 2001-11-15
EP0986518B1 (de) 2002-09-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee