PE20020493A1 - Metodos para recuperar metales no concentrados de materiales que contienen metales usando lixiviacion a presion a alta temperatura - Google Patents

Metodos para recuperar metales no concentrados de materiales que contienen metales usando lixiviacion a presion a alta temperatura

Info

Publication number
PE20020493A1
PE20020493A1 PE2001000755A PE2001000755A PE20020493A1 PE 20020493 A1 PE20020493 A1 PE 20020493A1 PE 2001000755 A PE2001000755 A PE 2001000755A PE 2001000755 A PE2001000755 A PE 2001000755A PE 20020493 A1 PE20020493 A1 PE 20020493A1
Authority
PE
Peru
Prior art keywords
metal
solution
metals
concentrated
materials containing
Prior art date
Application number
PE2001000755A
Other languages
English (en)
Inventor
John O Marsden
Robert E Brewer
Joanna M Robertson
Wayne W Hazen
Philip Thompson
David R Baughman
Original Assignee
Phelps Dodge Corp
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 Phelps Dodge Corp filed Critical Phelps Dodge Corp
Publication of PE20020493A1 publication Critical patent/PE20020493A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G3/00—Compounds of copper
    • C01G3/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • 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
    • 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
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • 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)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Electrolytic Production Of Metals (AREA)

Abstract

DONDE DICHOS METODOS COMPRENDEN: a) PROPORCIONAR UN MATERIAL QUE COMPRENDE SULFURO DE METAL; b) TRITURAR EL MATERIAL, PARA LOGRAR UN MATERIAL TRITURADO EN FORMA DE LECHADA; c) SOMETER ESA LECHADA A FLOTACION PARA SEPARAR LOS MATERIALES QUE CONTIENEN EL SULFURO Y FORMAR UN MATERIAL CONCENTRADO; d) LIXIVIAR A PRESION EL MATERIAL CONCENTRADO, A UNA TEMPERATURA ENTRE 210°C Y 235°C, EN UNA ATMOSFERA QUE CONTIENE OXIGENO EN UNA CUBA DE LIXIVIACION A PRESION DE COMPARTIMIENTOS MULTIPLES AGITADA Y SELLADA PARA FORMAR UNA LECHADA DEL PRODUCTO; e) SEPARAR ESA LECHADA DEL PRODUCTO, EN UNA SOLUCION QUE CONTIENE EL METAL Y UN RESIDUO QUE CONTIENE SOLIDOS; f) AJUSTAR EL pH DE LA SOLUCION QUE CONTIENE EL METAL A 2,2, COMBINANDO LA SOLUCION CON UN REACTIVO DE EXTRACCION QUE COMPRENDE UNA MEZCLA DE ALDOXIMA/CETOXIMA; g) EXTRAER EL SOLVENTE Y EXTRACCION ELECTROLITICA DE LA SOLUCION CON EL METAL DE pH AJUSTADO PARA LOGRAR UNA SOLUCION REFINADA Y METAL CATODO; Y, h) APLICAR LA SOLUCION REFINADA EN UNA OPERACION DE LIXIVIACION EN PILA. DICHO METAL ES DE PREFERENCIA COBRE
PE2001000755A 2000-07-25 2001-07-25 Metodos para recuperar metales no concentrados de materiales que contienen metales usando lixiviacion a presion a alta temperatura PE20020493A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22062200P 2000-07-25 2000-07-25

Publications (1)

Publication Number Publication Date
PE20020493A1 true PE20020493A1 (es) 2002-06-03

Family

ID=22824283

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2001000755A PE20020493A1 (es) 2000-07-25 2001-07-25 Metodos para recuperar metales no concentrados de materiales que contienen metales usando lixiviacion a presion a alta temperatura

Country Status (17)

Country Link
US (3) US6680034B2 (es)
EP (1) EP1303642B1 (es)
JP (2) JP4205942B2 (es)
AP (1) AP1454A (es)
AT (1) ATE386826T1 (es)
AU (2) AU7718201A (es)
BR (1) BR0112759B1 (es)
CA (1) CA2417413C (es)
DE (1) DE60132895D1 (es)
EA (1) EA005464B1 (es)
ES (1) ES2301557T3 (es)
MX (1) MXPA03000744A (es)
OA (1) OA12343A (es)
PE (1) PE20020493A1 (es)
PL (1) PL204705B1 (es)
WO (1) WO2002008125A2 (es)
ZA (1) ZA200300682B (es)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA005464B1 (ru) * 2000-07-25 2005-02-24 Фелпс Додж Корпорейшн Способ извлечения меди
OA12344A (en) * 2000-07-25 2006-05-15 Phelps Dodge Corp Processing elemental sulfur-bearing materials using high temperature pressure leaching for sulfuric acid production and metal recovery.
US7476308B2 (en) * 2001-07-25 2009-01-13 Phelps Dodge Corporation Process for multiple stage direct electrowinning of copper
US20050126923A1 (en) * 2001-07-25 2005-06-16 Phelps Dodge Corporation Process for recovery of copper from copper-bearing material using medium temperature pressure leaching, direct electrowinning and solvent/solution extraction
AU2004227192B2 (en) * 2003-04-11 2009-09-17 Lonmin Plc Recovery of platinum group metals
US7799294B2 (en) * 2003-07-30 2010-09-21 Cognis Ip Management Gmbh Methods for improving the recovery of metal leaching agents
JP2005307247A (ja) * 2004-04-20 2005-11-04 Sumitomo Metal Mining Co Ltd 銅の溶媒抽出方法
US7399454B2 (en) * 2004-04-29 2008-07-15 Metalox International, Llc Metallurgical dust reclamation process
AU2004324610B2 (en) * 2004-10-29 2009-05-21 Freeport-Mcmoran Corporation Process for recovery of copper from copper-bearing material using pressure leaching, direct electrowinning and solvent/solution extraction
US7736487B2 (en) 2004-10-29 2010-06-15 Freeport-Mcmoran Corporation Process for recovery of copper from copper-bearing material using pressure leaching, direct electrowinning and solution extraction
EP1812625B1 (en) * 2004-10-29 2011-11-02 Freeport-McMoran Corporation Process for multiple stage direct electrowinning of copper
WO2007071108A1 (fr) * 2005-12-21 2007-06-28 Shenzhen Gem High-Tech Joint-Stock Co., Ltd. Procede de production de poudre de cobalt superfine par circulation et appareil
WO2007130985A1 (en) * 2006-05-01 2007-11-15 Phelps Dodge Corporation Process for recovery of copper from copper-bearing material using pressure leaching, direct electrowinning and solvent/solution extraction
US8262768B2 (en) * 2007-09-17 2012-09-11 Barrick Gold Corporation Method to improve recovery of gold from double refractory gold ores
US7691347B2 (en) * 2007-09-19 2010-04-06 Freeport-Mcmoran Corporation Silica removal from pregnant leach solutions
US20100226837A1 (en) * 2009-01-27 2010-09-09 Cooperative Mineral Resources, Llc Production of metal products directly from underground ore deposits
US8052774B2 (en) 2009-03-31 2011-11-08 Sumitomo Metal Mining Co., Ltd. Method for concentration of gold in copper sulfide minerals
US9605353B2 (en) 2011-05-27 2017-03-28 Blue Planet Strategies, L.L.C. Apparatus and method for advanced electrochemical modification of liquids
US9011669B2 (en) 2012-09-17 2015-04-21 Blue Planet Strategies, L.L.C. Apparatus and method for electrochemical modification of liquids
US8753591B2 (en) 2012-03-23 2014-06-17 Kennecott Utah Copper Llc Process for the conversion of molybdenite to molydenum oxide
RU2494495C1 (ru) * 2012-03-30 2013-09-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Санкт-Петербургский национальный исследовательский университет информационных технологий, механики и оптики" Многоэлементный цветной источник излучения
AU2013247340A1 (en) * 2012-04-09 2014-10-16 Process Research Ortech Inc. Chloride process for the leaching of gold
WO2014138809A1 (en) 2013-03-14 2014-09-18 Orway Mineral Consultants (Wa) Pty Ltd Post- and pre-treatment process for use in a method of removal of radionuclides from copper concentrates
US10544482B2 (en) 2015-07-06 2020-01-28 Sherritt International Corporation Recovery of copper from arsenic-containing process feed
SG10201510144UA (en) * 2015-12-10 2017-07-28 Metoxs Pte Ltd Method of Copper Concentrate Leaching and Sulfation
CN107385470A (zh) * 2016-05-17 2017-11-24 陕西安信显像管循环处理应用有限公司 含铜废蚀刻液回收方法
PE20191621A1 (es) 2017-04-14 2019-11-06 Sherritt Int Corporation Lixiviacion oxidativa presurizada, de bajo contenido de solidos y baja acidez de materiales de alimentacion sulfurados
US11584975B1 (en) 2021-08-26 2023-02-21 Sherritt International Corporation Integrated pressure oxidative leach of copper sulphidic feed with copper heap leach
US12099942B2 (en) * 2022-06-27 2024-09-24 Freeport Minerals Corporation Chemical impacts on a leach stockpile
US12111303B2 (en) 2022-06-27 2024-10-08 Freeport Minerals Corporation System and method for determining a location of ore in a stockpile
US11521138B1 (en) 2022-06-27 2022-12-06 Freeport Minerals Corporation System and method for adjusting leaching operations based on leach analytic data
US12106247B2 (en) 2022-06-27 2024-10-01 Freeport Minerals Corporation System and method for determining estimated remaining mineral in a stockpile

Family Cites Families (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US36118A (en) * 1862-08-05 Improvement in adjustable links
US3260593A (en) 1962-09-12 1966-07-12 Kennecott Copper Corp Process for leaching copper from lowgrade, copper-bearing ore materials
US3357821A (en) * 1965-03-24 1967-12-12 American Metal Climax Inc Process for extracting metal values
US3637371A (en) 1967-02-10 1972-01-25 Sherritt Gordon Mines Ltd Direct pressure leaching of copper-iron sulphides
US3607235A (en) * 1968-02-23 1971-09-21 British Columbia Res Council Rapid bacteriological metal extraction method
US3528784A (en) 1968-03-21 1970-09-15 Banner Mining Co Method for preliminary beneficiation of calcareous oxidized copper ores by flotation of a high acid-consuming fraction containing low copper values from a low acid-consuming fraction containing higher copper values
BE756944A (fr) 1969-10-02 1971-03-16 American Metal Climax Inc Procede d'oxydation en phase liquide
US3669651A (en) 1970-04-15 1972-06-13 Kennecott Copper Corp Reduction of ferric ions in cyclic process of leaching and precipitation of copper
US3961028A (en) 1971-04-02 1976-06-01 Anumin Pty. Limited Method of producing cuprous sulfate and bisulfate solutions
US4020106A (en) 1972-03-21 1977-04-26 Imperial Chemical Industries Limited Metal extraction process
US3896208A (en) 1972-06-26 1975-07-22 Ethyl Corp HCl Treatment of copper sulfide minerals
US4028462A (en) 1972-08-28 1977-06-07 Corporacion De Fomento De La Produccion, Represented By Comite De Investigaciones Technologicas Method of extraction involving the use of solvents and new combination of reactors used
AT319617B (de) 1973-02-21 1974-12-27 Pawlek Dr Ing Franz Verfahren zur hydrometallurgischen Gewinnung von Kupfer aus Kupferkies- bzw. Buntkupferkieskonzentraten
US3868440A (en) 1973-05-30 1975-02-25 Anaconda Co Recovery of metal values from copper slag
US4039406A (en) 1973-08-10 1977-08-02 Noranda Mines Limited Recovering copper from concentrates with insoluble sulfate forming leach
US3962402A (en) 1974-02-27 1976-06-08 Freeport Minerals Company Oxidation-leaching of chalcopyrite
FR2262699B1 (es) 1974-02-28 1976-12-10 Commissariat Energie Atomique
CA1024352A (en) 1974-10-17 1978-01-17 Wasyl Kunda Process for the recovery of copper and ammonium sulphate from copper-bearing mineral sulphide ores or concentrates
US3991159A (en) 1975-01-09 1976-11-09 Amax Inc. High temperature neutralization of laterite leach slurry
US3958985A (en) 1975-02-07 1976-05-25 Chemsep Corporation Extraction method for non-ferrous metals
US4017309A (en) 1975-03-28 1977-04-12 Holmes & Narver, Inc. Thin layer leaching method
CA1036829A (en) 1975-07-30 1978-08-22 Kohur N. Subramanian Two stage sulfuric acid leaching of sea nodules
US4039405A (en) 1976-05-14 1977-08-02 Continental Oil Company Leaching copper ores and solvent extraction of the copper-bearing solutions
US4069119A (en) 1976-05-14 1978-01-17 Continental Oil Company Copper recovery by leaching and ion exchange
US4091070A (en) 1976-08-25 1978-05-23 Inspiration Consolidated Copper Company Recovery of copper
CA1093837A (en) 1976-06-04 1981-01-20 Gerald F. Fountain Dump leaching
US4165362A (en) 1977-04-08 1979-08-21 Engelhard Minerals & Chemicals Corporation Hydrometallurgical processing of molybdenite ore concentrates
US4092400A (en) * 1977-04-11 1978-05-30 Engelhard Minerals & Chemicals Corp. Process for recovering high purity tungsten compositions from wolframite ores
CA1104837A (en) 1977-08-19 1981-07-14 Donald R. Weir Process for recovery of copper and zinc from complex sulfides
US4619814A (en) 1978-05-05 1986-10-28 Provincial Holdings Ltd. Process for the recovery of non-ferrous metals from sulphide ores and concentrates
US4415540A (en) 1978-05-05 1983-11-15 Provincial Holdings Ltd. Recovery of non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates
US4150976A (en) 1978-06-19 1979-04-24 Dart Industries Inc. Method for the recovery of metallic copper
ES476055A1 (es) 1978-12-15 1979-11-01 Redondo Abad Angel Luis Procedimiento para la obtencion de metales no ferreos a par-tir de minerales sulfurados complejos de base piritica que contengan cobre, plomo, cinc, plata y oro
US4272341A (en) 1980-01-09 1981-06-09 Duval Corporation Process for recovery of metal values from lead-zinc ores, even those having a high carbonate content
US4256553A (en) 1980-01-23 1981-03-17 Envirotech Corporation Recovering copper from chalcopyrite concentrate
CA1150062A (en) 1980-06-10 1983-07-19 Robert W. Stanley Hydrometallurgical treatment of copper-bearing hematite residue
US4405569A (en) 1981-11-04 1983-09-20 Sulpetro Minerals Limited Hydrometallurgical process for extracting metal values from complex ores containing arsenic and sulfur
US4507268A (en) * 1982-01-25 1985-03-26 Henkel Corporation Solvent extraction
ZA835167B (en) 1982-08-10 1984-05-30 Broken Hill Ass Smelters Hydrometallurgical recovery of metal values from copper containing sulphide materials
US4442072A (en) 1982-10-20 1984-04-10 The United States Of America As Represented By The Secretary Of The Interior Selective recovery of base metals and precious metals from ores
US4880607A (en) 1982-12-20 1989-11-14 Phillips Petroleum Company Recovering mineral values from ores
US4892715A (en) 1982-12-20 1990-01-09 Phillips Petroleum Company Recovering mineral values from ores
US4444733A (en) * 1983-02-28 1984-04-24 Amax Inc. Process for recovering molybdenum and copper from sulfide concentrates
US4775413A (en) 1983-04-08 1988-10-04 Phillips Petroleum Company Concentration and recovery of mineral values from ores
CA1234991A (en) 1984-09-27 1988-04-12 Donald R. Weir Recovery of gold from auriferous refractory iron- containing sulphidic ore
US4814007A (en) 1986-01-16 1989-03-21 Henkel Corporation Recovery of precious metals
US4992200A (en) 1986-01-16 1991-02-12 Henkel Corporation Recovery of precious metals
US4895597A (en) 1986-01-16 1990-01-23 Henkel Corporation Recovery of precious metals
US4875935A (en) 1988-11-04 1989-10-24 Nalco Chemical Company Anionic acrylamide polymers as copper ore agglomeration aids
US5028259A (en) 1990-03-06 1991-07-02 Henkel Research Corporation Recovery of precious metal
US5073354A (en) 1990-09-26 1991-12-17 Drew Chemical Corporation Process of stripping gold and silver from carbon
US5059403A (en) 1990-12-03 1991-10-22 Compeq Manufacturing Co., Ltd. Method for producing copper sulfate from waste copper-containing liquid
US5176802A (en) 1991-07-19 1993-01-05 Willem P. C. Duyvesteyn Treatment of copper sulfide concentrates
US5356457A (en) 1991-12-18 1994-10-18 Corporacion Nacional Del Cobre De Chile Hydrometallurgical process for the treatment of copper-bearing ore
GB9303017D0 (en) 1992-02-25 1993-03-31 Zeneca Ltd Chemical process
US5316567A (en) 1992-06-19 1994-05-31 Cominco Engineering Services Ltd. Hydrometallurgical copper extraction process
US5223024A (en) 1992-06-19 1993-06-29 Cominco Engineering Services Ltd. Hydrometallurgical copper extraction process
US5869012A (en) * 1993-07-29 1999-02-09 Cominco Engineering Services Ltd. Chloride assisted hydrometallurgical extraction of metal
US5874055A (en) * 1993-07-29 1999-02-23 Cominco Engineering Services Ltd. Chloride assisted hydrometallurgical extraction of metal
US5902474A (en) 1993-07-29 1999-05-11 Cominco Engineering Services Ltd. Chloride assisted hydrometallurgical extraction of metal
US6149883A (en) * 1994-10-24 2000-11-21 Kennecott Utah Copper Corporation Pressure oxidation process for the production of molybdenum trioxide from molybdenite
GB9422476D0 (en) 1994-11-08 1995-01-04 Sherritt Inc Recovery of zinc from sulphidic concentrates
GB9503877D0 (en) 1995-02-27 1995-04-19 Sherritt Inc Recovery of copper from sulphidic concentrates
AUPN191395A0 (en) * 1995-03-22 1995-04-27 M.I.M. Holdings Limited Atmospheric mineral leaching process
US5670035A (en) 1995-06-06 1997-09-23 Henkel Corporation Method for recovering copper
AUPN476695A0 (en) 1995-08-14 1995-09-07 Dominion Mining Limited Method of processing a copper mineral species
US5698170A (en) 1995-11-22 1997-12-16 Placer Dome, Inc. Hydrometallurgical process for copper-containing materials
US6027543A (en) * 1996-06-07 2000-02-22 Shiro Yoshizaki Method for removing a heavy metal from sludge
US5849172A (en) 1997-06-25 1998-12-15 Asarco Incorporated Copper solvent extraction and electrowinning process
US5989311A (en) 1997-07-28 1999-11-23 South Dakota School Of Mines And Technology Recovery of copper from its sulfides and other sources using halogen reagents and oxidants
GB9914669D0 (en) 1999-06-24 1999-08-25 Zeneca Ltd Composition and process
EA005464B1 (ru) * 2000-07-25 2005-02-24 Фелпс Додж Корпорейшн Способ извлечения меди

Also Published As

Publication number Publication date
US6680034B2 (en) 2004-01-20
CA2417413C (en) 2008-10-28
EP1303642A2 (en) 2003-04-23
WO2002008125A2 (en) 2002-01-31
US7473413B2 (en) 2009-01-06
DE60132895D1 (de) 2008-04-03
US20020034465A1 (en) 2002-03-21
OA12343A (en) 2006-05-15
ES2301557T3 (es) 2008-07-01
ZA200300682B (en) 2003-11-11
PL204705B1 (pl) 2010-02-26
BR0112759A (pt) 2003-09-09
AP1454A (en) 2005-07-09
JP2004504492A (ja) 2004-02-12
CA2417413A1 (en) 2002-01-31
AU2001277182B2 (en) 2005-04-28
EA005464B1 (ru) 2005-02-24
WO2002008125A3 (en) 2002-08-15
US7666371B2 (en) 2010-02-23
AU7718201A (en) 2002-02-05
AP2003002747A0 (en) 2003-06-30
EP1303642B1 (en) 2008-02-20
PL365587A1 (en) 2005-01-10
JP2007297717A (ja) 2007-11-15
US20040146439A1 (en) 2004-07-29
MXPA03000744A (es) 2004-11-01
EA200300165A1 (ru) 2003-10-30
US20080156656A1 (en) 2008-07-03
JP4205942B2 (ja) 2009-01-07
BR0112759B1 (pt) 2013-10-29
ATE386826T1 (de) 2008-03-15

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