DE69807868D1 - Verfahren zur behandlung von abwasserstroemen - Google Patents
Verfahren zur behandlung von abwasserstroemenInfo
- 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
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)
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)
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)
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 |
-
1997
- 1997-06-03 GB GBGB9711451.6A patent/GB9711451D0/en active Pending
-
1998
- 1998-06-02 ZA ZA9804724A patent/ZA984724B/xx unknown
- 1998-06-03 US US09/424,724 patent/US6280630B1/en not_active Expired - Fee Related
- 1998-06-03 WO PCT/GB1998/001610 patent/WO1998055405A1/en active IP Right Grant
- 1998-06-03 AU AU77790/98A patent/AU740773B2/en not_active Expired
- 1998-06-03 EP EP98925812A patent/EP0986518B1/de not_active Expired - Lifetime
- 1998-06-03 CA CA002292582A patent/CA2292582A1/en not_active Withdrawn
- 1998-06-03 DE DE69807868T patent/DE69807868T2/de not_active Expired - Fee Related
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 |