ES2169645A1 - Procedimiento para la lixiviacion de calcopirita - Google Patents

Procedimiento para la lixiviacion de calcopirita

Info

Publication number
ES2169645A1
ES2169645A1 ES009950043A ES9950043A ES2169645A1 ES 2169645 A1 ES2169645 A1 ES 2169645A1 ES 009950043 A ES009950043 A ES 009950043A ES 9950043 A ES9950043 A ES 9950043A ES 2169645 A1 ES2169645 A1 ES 2169645A1
Authority
ES
Spain
Prior art keywords
leaching
chalcopyrite
surface potential
leach
fineness
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.)
Granted
Application number
ES009950043A
Other languages
English (en)
Other versions
ES2169645B2 (es
Inventor
Anthony Pinches
Peter John Myburgh
Der Merwe Charmaine Van
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of ES2169645A1 publication Critical patent/ES2169645A1/es
Application granted granted Critical
Publication of ES2169645B2 publication Critical patent/ES2169645B2/es
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C22B3/08—Sulfuric acid, other sulfurated acids or salts thereof
    • 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
    • C22B15/00—Obtaining copper
    • C22B15/0063—Hydrometallurgy
    • C22B15/0065—Leaching or slurrying
    • C22B15/0067—Leaching or slurrying with acids or salts thereof
    • C22B15/0071—Leaching or slurrying with acids or salts thereof containing sulfur
    • 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

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE COBRE MEDIANTE LIXIVIACION DE CALCOPIRITA USANDO SULFATO FERRICO, CONSIGUIENDOSE UN GRADO DE LIXIVIACION ACEPTABLE MEDIANTE EL CONTROL DEL POTENCIAL SUPERFICIAL DE LA CALCOPIRITA EN EL RANGO DE 350 A 450 MV. LAS CONDICIONES DE PROCESO MAS EFECTIVAS SUPONEN LA SELECCION DEL CITADO POTENCIAL SUPERFICIAL, EL PH DE LA SOLUCION DE LIXIVIACION, Y LA FINURA DE MOLIDO DE LA CALCOPIRITA. LA INVENCION PUEDE APLICARSE PARA PROCESOS DE LIXIVIACION EN DEPOSITO O EN APILADO.
ES009950043A 1997-03-03 1997-03-03 Procedimiento para la lixiviacion de calcopirita Expired - Fee Related ES2169645B2 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/GB1997/000585 WO1998039491A1 (en) 1997-03-03 1997-03-03 A process for the leaching of chalcopyrite

Publications (2)

Publication Number Publication Date
ES2169645A1 true ES2169645A1 (es) 2002-07-01
ES2169645B2 ES2169645B2 (es) 2003-11-16

Family

ID=10805896

Family Applications (1)

Application Number Title Priority Date Filing Date
ES009950043A Expired - Fee Related ES2169645B2 (es) 1997-03-03 1997-03-03 Procedimiento para la lixiviacion de calcopirita

Country Status (6)

Country Link
US (1) US6277341B1 (es)
AU (1) AU731640B2 (es)
CA (1) CA2282470C (es)
ES (1) ES2169645B2 (es)
FI (1) FI118386B (es)
WO (1) WO1998039491A1 (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2301419A1 (es) * 2004-06-03 2008-06-16 The University Of British Columbia Proceso de lixiviacion para concentrados de cobre.
ES2530785R1 (es) * 2012-05-04 2015-12-09 Vale S.A. Procedimiento de lixiviación de menas sulfuradas

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPP543798A0 (en) 1998-08-24 1998-09-17 Technological Resources Pty Limited Hydrometallurgical extraction of copper and other valuable metals
WO2001031072A1 (en) * 1999-10-28 2001-05-03 Mintek A method of operating a bioleach process with control of redox potential
DE19960132A1 (de) 1999-12-14 2001-06-21 Alexander Beckmann Verfahren zur Gewinnung von Kupfer und anderen Metallen
AUPR855201A0 (en) * 2001-10-29 2001-11-29 Technological Resources Pty Limited Recovery of copper from chalcopyrite
PE20040354A1 (es) * 2002-09-17 2004-07-27 Frank Kenneth Crundwell Introduccion de microorganismos en la biolixiviacion por pilas
WO2005005672A1 (en) * 2003-07-15 2005-01-20 Mintek Oxidative leach process
JP4440903B2 (ja) 2005-08-17 2010-03-24 バイオシグマ・エス・エー 硫黄酸化細菌およびその硫化銅鉱バイオリーチングプロセスへの利用
FI117941B (fi) * 2005-10-13 2007-04-30 Outokumpu Technology Oyj Menetelmä metallisulfidimineraalien liuottamiseksi
ATE538221T1 (de) * 2006-05-12 2012-01-15 Bhp Billiton Sa Ltd Chloridhaufenlaugung
US8268037B2 (en) * 2006-08-02 2012-09-18 H.C. Starck Gmbh Recovery of molybdenum from molybdenum bearing sulfide materials by bioleaching in the presence of iron
US8388728B2 (en) * 2007-06-28 2013-03-05 Technological Resources Pty. Limited Leaching ores
AP2010005337A0 (en) * 2008-01-17 2010-08-31 Freeport Mcmoran Corp Method and apparatus for electrowinning copper using an atmospheric leach with ferrous/ferric anode reaction electrowinning
JP2009228109A (ja) * 2008-03-25 2009-10-08 Nippon Mining & Metals Co Ltd 黄銅鉱を含有する硫化銅鉱の浸出方法
PE20130977A1 (es) 2010-07-02 2013-09-16 Univ British Columbia Proceso de lixiviacion para concentrados de cobre que contienen calcopirita
CN101984094B (zh) * 2010-11-17 2014-07-23 紫金矿业集团股份有限公司 一种生物堆浸过程中控制氧化还原电位的方法
US10400306B2 (en) 2014-05-12 2019-09-03 Summit Mining International Inc. Brine leaching process for recovering valuable metals from oxide materials
CL2014002238A1 (es) * 2014-08-22 2014-10-17 Compañia Minera Zaldivar Limitada Lixiviación de sulfuros de cobre en medio cloruro-ferroso con bacterias
PE20170515A1 (es) 2014-09-12 2017-05-18 Smidth As F L Sistema y metodo para recuperacion mejorada de metal durante la lixiviacion atmosferica de sulfuros metalicos
CN105039693B (zh) * 2015-08-05 2017-09-22 中南大学 一种强化黄铜矿与斑铜矿的生物浸出方法
US10526685B2 (en) * 2015-10-30 2020-01-07 Technological Resources Pty. Limited Heap leaching
MX2019012039A (es) 2017-04-06 2020-02-12 Tech Resources Pty Ltd Lixiviacion de minerales que contienen cobre.
US20190345580A1 (en) 2018-05-09 2019-11-14 Technological Resources Pty. Limited Leaching Copper-Containing Ores
CN111549220B (zh) * 2020-04-09 2022-02-18 中国恩菲工程技术有限公司 低品位金属硫化矿提取有价金属的方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2829964A (en) * 1955-10-24 1958-04-08 Kennecott Copper Corp Cyclic leaching process employing iron oxidizing bacteria
US3305353A (en) * 1964-03-30 1967-02-21 British Columbia Res Council Accelerated microbiological ore extraction process
US3856913A (en) * 1972-09-21 1974-12-24 British Columbia Res Council Copper extraction by rapid bacteriological process
GB1528061A (en) * 1975-06-18 1978-10-11 Meixner M Processes for extracting copper
US4571387A (en) * 1983-01-26 1986-02-18 British Columbia Research Council Biological-acid leach process

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962402A (en) 1974-02-27 1976-06-08 Freeport Minerals Company Oxidation-leaching of chalcopyrite
US4115221A (en) * 1977-02-28 1978-09-19 Wadsworth Milton E Acid ferric sulfate leaching of copper sulfide concentrates
US4256553A (en) * 1980-01-23 1981-03-17 Envirotech Corporation Recovering copper from chalcopyrite concentrate

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2829964A (en) * 1955-10-24 1958-04-08 Kennecott Copper Corp Cyclic leaching process employing iron oxidizing bacteria
US3305353A (en) * 1964-03-30 1967-02-21 British Columbia Res Council Accelerated microbiological ore extraction process
US3856913A (en) * 1972-09-21 1974-12-24 British Columbia Res Council Copper extraction by rapid bacteriological process
GB1528061A (en) * 1975-06-18 1978-10-11 Meixner M Processes for extracting copper
US4571387A (en) * 1983-01-26 1986-02-18 British Columbia Research Council Biological-acid leach process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2301419A1 (es) * 2004-06-03 2008-06-16 The University Of British Columbia Proceso de lixiviacion para concentrados de cobre.
ES2530785R1 (es) * 2012-05-04 2015-12-09 Vale S.A. Procedimiento de lixiviación de menas sulfuradas

Also Published As

Publication number Publication date
CA2282470A1 (en) 1998-09-11
WO1998039491A1 (en) 1998-09-11
ES2169645B2 (es) 2003-11-16
FI19991887A (fi) 1999-10-22
AU731640B2 (en) 2001-04-05
FI118386B (fi) 2007-10-31
CA2282470C (en) 2005-04-05
US6277341B1 (en) 2001-08-21
AU2224697A (en) 1998-09-22

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