PE20000024A1 - Desecho de arsenico desde soluciones que contienen dioxido de azufre - Google Patents

Desecho de arsenico desde soluciones que contienen dioxido de azufre

Info

Publication number
PE20000024A1
PE20000024A1 PE1998001142A PE00114298A PE20000024A1 PE 20000024 A1 PE20000024 A1 PE 20000024A1 PE 1998001142 A PE1998001142 A PE 1998001142A PE 00114298 A PE00114298 A PE 00114298A PE 20000024 A1 PE20000024 A1 PE 20000024A1
Authority
PE
Peru
Prior art keywords
arsenic
sulfur dioxide
solutions containing
aqueous solution
aqueous
Prior art date
Application number
PE1998001142A
Other languages
English (en)
Inventor
Eberhard Krause
Yoshiaki Okita
Reichel Abelis Tenbergen
Brian Charles Blakey
Justin Raskauskas
Original Assignee
Inco 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 Inco Ltd filed Critical Inco Ltd
Publication of PE20000024A1 publication Critical patent/PE20000024A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B30/00—Obtaining antimony, arsenic or bismuth
    • C22B30/04—Obtaining arsenic
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Geology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Removal Of Specific Substances (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

METODO PARA REMOVER ARSENICO DESDE SOLUCIONES QUE CONTIENEN DIOXIDO DE AZUFRE, EL CUAL CONSISTE EN : i) INTRODUCIR UNA SOLUCION ACUOSA EN UN REACTOR DE OXIDACION QUE CONTIENE HIERRO, ARSENICO Y DIOXIDO DE AZUFRE; ii) OXIDAR EL HIERRO, ARSENICO Y DIOXIDO DE AZUFRE NO OXIDADO CONTENIDO EN DICHA SOLUCION ACUOSA; iii) SEMBRAR DICHA SOLUCION ACUOSA OXIDADA CON UN PRECIPITADO NEUTRALIZADO; iv) RETENER DICHA CORRIENTE ACUOSA SEMBRADA EN UN RECIPIENTE PARA ACONDICIONARLA; v) NEUTRALIZAR DICHA SOLUCION ACUOSA ACONDICIONADA CON UNA BASE CONTENIENDO CALCIO, TAL COMO CAL PARA PRECIPITARLA JUNTO CON ARSENATO FERRICO; vi) RECICLAR UNA PORCION DE DICHO PRECIPITADO NEUTRALIZADO AL PASO DE SIEMBRA
PE1998001142A 1997-12-09 1998-11-24 Desecho de arsenico desde soluciones que contienen dioxido de azufre PE20000024A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/987,513 US5820966A (en) 1997-12-09 1997-12-09 Removal of arsenic from iron arsenic and sulfur dioxide containing solutions

Publications (1)

Publication Number Publication Date
PE20000024A1 true PE20000024A1 (es) 2000-02-03

Family

ID=25533334

Family Applications (1)

Application Number Title Priority Date Filing Date
PE1998001142A PE20000024A1 (es) 1997-12-09 1998-11-24 Desecho de arsenico desde soluciones que contienen dioxido de azufre

Country Status (8)

Country Link
US (1) US5820966A (es)
JP (1) JP4255154B2 (es)
AU (1) AU736759B2 (es)
CA (1) CA2255874C (es)
ES (1) ES2147154B1 (es)
FI (1) FI118802B (es)
PE (1) PE20000024A1 (es)
ZA (1) ZA9811213B (es)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19811763A1 (de) * 1998-03-18 1999-09-23 Stadtwerke Karlsruhe Gmbh Verfahren zur Abtrennung von Arsen
US7314604B1 (en) * 1999-09-30 2008-01-01 Billiton Intellectual Property, B.V. Stable ferric arsenate precipitation from acid copper solutions whilst minimising copper losses
US6177015B1 (en) 1999-10-18 2001-01-23 Inco Limited Process for reducing the concentration of dissolved metals and metalloids in an aqueous solution
FI110268B (fi) * 2001-03-09 2002-12-31 Outokumpu Oy Menetelmä kalsiumin poistamiseksi sinkkiprosessin sulfaattiliuoksista
JP2006512484A (ja) * 2002-12-31 2006-04-13 インテック・リミテッド 硫化物系材料からの金属の回収
US6863825B2 (en) 2003-01-29 2005-03-08 Union Oil Company Of California Process for removing arsenic from aqueous streams
US20050194263A1 (en) * 2004-03-02 2005-09-08 Ronald Miziolek Electrochemical water purification system and method
US8066874B2 (en) 2006-12-28 2011-11-29 Molycorp Minerals, Llc Apparatus for treating a flow of an aqueous solution containing arsenic
US7641801B2 (en) 2007-02-28 2010-01-05 Vale Inco Limited Method for removing manganese from nickel laterite waste liquors
JP4822445B2 (ja) * 2007-07-13 2011-11-24 Ｄｏｗａメタルマイン株式会社 種晶を添加する砒素の処理方法
JP4971933B2 (ja) * 2007-10-02 2012-07-11 Ｄｏｗａメタルマイン株式会社 鉄砒素化合物の製造方法
US8252087B2 (en) 2007-10-31 2012-08-28 Molycorp Minerals, Llc Process and apparatus for treating a gas containing a contaminant
US8349764B2 (en) 2007-10-31 2013-01-08 Molycorp Minerals, Llc Composition for treating a fluid
FI120315B (fi) * 2007-11-27 2009-09-15 Outotec Oyj Menetelmä pyriittisen, kultaa, kuparia ja arseenia sisältävän rikasteen käsittelemiseksi
CN101619398B (zh) * 2009-07-27 2011-07-27 昭通天元实业有限责任公司 一种在硫酸渣中提取砷的方法
FI122512B (fi) * 2011-03-09 2012-02-29 Outotec Oyj Menetelmä niukkaliukoisen kalsiumarseeniyhdisteen valmistamiseksi
US9233863B2 (en) 2011-04-13 2016-01-12 Molycorp Minerals, Llc Rare earth removal of hydrated and hydroxyl species
CN102642974B (zh) * 2012-05-07 2014-05-07 昆明理工大学 一种高酸高氯废水处理方法
AU2015226889B2 (en) 2014-03-07 2019-09-19 Secure Natural Resources Llc Cerium (IV) oxide with exceptional arsenic removal properties
CN104829014B (zh) * 2015-06-03 2018-01-12 南宁市桂润环境工程有限公司 一种铅锌工业选矿、冶炼废水的短程膜分离处理工艺
CN106746402B (zh) * 2016-12-19 2020-06-02 崇义章源钨业股份有限公司 处理除砷污泥的方法
US11220437B2 (en) 2018-12-24 2022-01-11 Ecometales Limited Procedure for obtaining scorodite with a high arsenic content from acidic solutions with high content of sulfuric acid
WO2020133210A1 (zh) * 2018-12-28 2020-07-02 焱鑫环保科技有限公司 一种用含砷工业碱渣脱除含硫烟气中硫生产亚硫酸钠的方法
CN109942070A (zh) * 2019-04-19 2019-06-28 哈尔滨工业大学 一种利用亚硫酸盐与铁盐催化氧化体系去除水中砷的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617562A (en) * 1970-05-08 1971-11-02 Allen Cywin Neutralization of ferrous iron-containing acid wastes
US3738932A (en) * 1971-04-19 1973-06-12 Bethlehem Steel Corp Method for treating acid water containing metallic values
JPS5482307A (en) * 1977-12-14 1979-06-30 Dowa Mining Co Arsenic removing method
CA1139466A (en) * 1980-08-22 1983-01-11 Donald R. Weir Removal of arsenic from aqueous solutions
US4465597B2 (en) * 1981-08-10 1997-07-01 Tetra Tech Treatment of industrial wastewaters
JPS59164639A (ja) * 1983-03-08 1984-09-17 Nippon Mining Co Ltd ひ素の分離法
US4655829A (en) * 1984-05-03 1987-04-07 Css Management Corp. Metal recovery process
CA1241774A (en) * 1984-05-23 1988-09-06 Bruce R. Conard Effluent treatment
US5024769A (en) * 1988-07-29 1991-06-18 Union Oil Company Of California Method of treating an arsenic-containing solution
ZA928157B (en) * 1991-10-25 1993-06-09 Sasox Processing Pty Ltd Extraction or recovery of metal values.
CA2084327A1 (en) * 1992-12-02 1994-06-03 Nural Kuyucak Lime neutralization process for treating acidic waters

Also Published As

Publication number Publication date
ZA9811213B (en) 1999-06-09
ES2147154B1 (es) 2001-05-16
FI118802B (fi) 2008-03-31
JP2000203840A (ja) 2000-07-25
ES2147154A1 (es) 2000-08-16
JP4255154B2 (ja) 2009-04-15
FI982657A0 (fi) 1998-12-08
AU736759B2 (en) 2001-08-02
CA2255874C (en) 2003-05-27
US5820966A (en) 1998-10-13
CA2255874A1 (en) 1999-06-09
AU9698898A (en) 1999-07-01
FI982657A (fi) 1999-06-10

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Legal Events

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FG Grant, registration
FD Application declared void or lapsed