EP2344424A4 - Removal of arsenic from water - Google Patents

Removal of arsenic from water

Info

Publication number
EP2344424A4
EP2344424A4 EP09770490A EP09770490A EP2344424A4 EP 2344424 A4 EP2344424 A4 EP 2344424A4 EP 09770490 A EP09770490 A EP 09770490A EP 09770490 A EP09770490 A EP 09770490A EP 2344424 A4 EP2344424 A4 EP 2344424A4
Authority
EP
European Patent Office
Prior art keywords
arsenic
removal
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.)
Withdrawn
Application number
EP09770490A
Other languages
German (de)
French (fr)
Other versions
EP2344424A1 (en
Inventor
Bjoern Lindquist
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.)
TILEK AB
Original Assignee
TILEK AB
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 TILEK AB filed Critical TILEK AB
Publication of EP2344424A1 publication Critical patent/EP2344424A1/en
Publication of EP2344424A4 publication Critical patent/EP2344424A4/en
Withdrawn legal-status Critical Current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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09C—RECLAMATION OF CONTAMINATED SOIL
    • B09C1/00—Reclamation of contaminated soil
    • B09C1/002—Reclamation of contaminated soil involving in-situ ground water treatment
    • 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
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/722—Oxidation by peroxides
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/103—Arsenic compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • C02F2305/02—Specific form of oxidant
    • C02F2305/026—Fenton's reagent
EP09770490A 2008-06-24 2009-06-24 Removal of arsenic from water Withdrawn EP2344424A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0801489 2008-06-24
PCT/SE2009/050799 WO2009157865A1 (en) 2008-06-24 2009-06-24 Removal of arsenic from water

Publications (2)

Publication Number Publication Date
EP2344424A1 EP2344424A1 (en) 2011-07-20
EP2344424A4 true EP2344424A4 (en) 2013-03-13

Family

ID=41444776

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09770490A Withdrawn EP2344424A4 (en) 2008-06-24 2009-06-24 Removal of arsenic from water

Country Status (2)

Country Link
EP (1) EP2344424A4 (en)
WO (1) WO2009157865A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108101188A (en) * 2017-12-28 2018-06-01 吉林建筑大学 A kind of method for removing arsenic in water removal using sulphite reinforcing manganese sand
CN108911094A (en) * 2018-07-12 2018-11-30 宝武集团环境资源科技有限公司 A kind of preparation method of iron series composite water purifying agent
CN110054276A (en) * 2019-05-14 2019-07-26 江苏祥豪实业股份有限公司 Water quality composite purifying agent and preparation method thereof for aquaculture system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5575919A (en) * 1994-12-08 1996-11-19 Peter F. Santina Method for removing toxic substances in water

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4313425A1 (en) * 1993-04-26 1994-06-30 Gerd Prof Dr Ing Hoelzel Reducing the arsenate concn of water
US20020003116A1 (en) * 2000-07-07 2002-01-10 Golden Josh H. System and method for removal of arsenic from aqueous solutions
WO2004085319A1 (en) * 2003-03-21 2004-10-07 Subsurface Technologies, Inc. Apparatus, method and system of treatment of arsenic and other impurities in ground water
DE102006028172A1 (en) * 2006-06-16 2007-12-20 Universität Hannover Elimination of arsenic from water by contacting with ferrous hydroxide, comprises contacting with oxygen and then contacting with ferrous ion in oxygen-free solution
CN101264965A (en) * 2008-04-11 2008-09-17 哈尔滨工业大学 Method for removing As(V) from water

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5575919A (en) * 1994-12-08 1996-11-19 Peter F. Santina Method for removing toxic substances in water

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
DATABASE COMPENDEX [online] ENGINEERING INFORMATION, INC., NEW YORK, NY, US; May 2008 (2008-05-01), LI Y ET AL: "Recovering arsenic from waste acid water with ferrous sulfide in producing vitriol", XP002691045, Database accession no. E20082311304127 *
GEMEINHARDT C ET AL: "Chemical immobilisation of arsenic in contaminated soils using iron(II)sulphate-advantages and pitfalls", WATER, AIR AND SOIL POLLUTION: FOCUS, KLUWER ACADEMIC PUBLISHERS, DO, vol. 6, no. 3-4, 19 April 2006 (2006-04-19), pages 281 - 297, XP019410266, ISSN: 1573-2940, DOI: 10.1007/S11267-005-9023-0 *
HUAGONG XUEBAO/JOURNAL OF CHEMICAL INDUSTRY AND ENGINEERING (CHINA) MAY 2008 CHEMICAL INDUSTRY PRESS CN, vol. 59, no. 5, May 2008 (2008-05-01), pages 1294 - 1298 *
NISHIMURA T ET AL: "Oxidative precipitation of arsenic(III) with manganese(II) and iron(II) in dilute acidic solution by ozone", HYDROMETALLURGY, ELSEVIER SCIENTIFIC PUBLISHING CY. AMSTERDAM, NL, vol. 62, no. 2, 1 October 2001 (2001-10-01), pages 83 - 92, XP004308445, ISSN: 0304-386X, DOI: 10.1016/S0304-386X(01)00188-8 *
See also references of WO2009157865A1 *
SEIDEL H ET AL: "Immobilization of arsenic in a tailings material by ferrous iron treatment", WATER RESEARCH, ELSEVIER, AMSTERDAM, NL, vol. 39, no. 17, 1 October 2005 (2005-10-01), pages 4073 - 4082, XP027613756, ISSN: 0043-1354, [retrieved on 20051001] *

Also Published As

Publication number Publication date
WO2009157865A1 (en) 2009-12-30
EP2344424A1 (en) 2011-07-20

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