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PE26397A1 - Fluidos de fluorocarburo como vehiculos gaseosos para ayudar en operaciones de lixiviacion en montones de metales preciosos y comunes - Google Patents

Fluidos de fluorocarburo como vehiculos gaseosos para ayudar en operaciones de lixiviacion en montones de metales preciosos y comunes

Info

Publication number
PE26397A1
PE26397A1 PE1996000601A PE00060196A PE26397A1 PE 26397 A1 PE26397 A1 PE 26397A1 PE 1996000601 A PE1996000601 A PE 1996000601A PE 00060196 A PE00060196 A PE 00060196A PE 26397 A1 PE26397 A1 PE 26397A1
Authority
PE
Peru
Prior art keywords
mineral
solution
precious
cyanide
stages
Prior art date
Application number
PE1996000601A
Other languages
English (en)
Inventor
Michael J Sierakowski
Jennifer E Waddell
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of PE26397A1 publication Critical patent/PE26397A1/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
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet processes
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Catalysts (AREA)

Abstract

SE REFIERE A UN METODO PARA LIXIVIAR VALORES METALICOS PRECIOSOS Y COMUNES A PARTIR DE MINERAL Y CONCENTRADOS DE MINERAL, QUE COMPRENDE LAS SIGUIENTES ETAPAS: A) PONER EN CONTACTO UN MINERAL QUE CONTIENE METAL O CONCENTRADO DE MINERAL CON UNA SOLUCION DE GAS OXIDANTE QUE COMPRENDE UNA SOLUCION DE GAS OXIDANTE SELECCIONADO DE CLORO, OXIGENO, OZONO, DIOXIDO DE CLORO Y DIOXIDO DE AZUFRE DISUELTO EN UN LIQUIDO PERFLUORADO SELECCIONADO DEL GRUPO CONSTITUIDO POR PERFLUOROALCANOS CICLICOS Y NO CICLICOS, PERFLUORAMINAS CICLICAS Y NO CICLICAS, PERFLUOROETERES CICLICOS O NO CICLICOS Y PERFLUOROAMINOETERES CICLICOS O NO CICLICOS; Y B) EXTRAER EL METAL PRECIOSO O COMUN DEL MINERAL QUE CONTIENE METAL; DICHAS ETAPAS (A) Y (B) SE LLEVAN A CABO EN FORMA INTERMITENTE PARA FORMAR UN PROCEDIMIENTO DE LIXIVIACION EN ETAPAS, QUE COMPRENDE ETAPAS ALTERNAS DE CONTACTO Y EXTRACCION; SI EL MINERAL RECUPERADO ES ORO, LA EXTRACCION PUEDE COMPRENDER PONER EN CONTACTO EL MINERAL CON UNA SOLUCION ACUOSA QUE COMPRENDE CIANURO ALCALINO Y LA ETAPA DE RECUPERAR ORO ELEMENTAL PUEDE SER MEDIANTE ABSORCION CON CARBON ACTIVADO; SE REFIERE ADEMAS A UN METODO PARA DESTRUIR EL CIANURO DE UNA SOLUCION QUE CONTIENE CIANURO, QUE COMPRENDE PONER EN CONTACTO DICHA SOLUCION DE CIANURO CON UNA SOLUCION DE GAS OXIDANTE DISUELTO EN UN LIQUIDO PERFLUORADO
PE1996000601A 1995-08-14 1996-08-09 Fluidos de fluorocarburo como vehiculos gaseosos para ayudar en operaciones de lixiviacion en montones de metales preciosos y comunes PE26397A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/514,808 US5603750A (en) 1995-08-14 1995-08-14 Fluorocarbon fluids as gas carriers to aid in precious and base metal heap leaching operations

Publications (1)

Publication Number Publication Date
PE26397A1 true PE26397A1 (es) 1997-08-22

Family

ID=24048783

Family Applications (1)

Application Number Title Priority Date Filing Date
PE1996000601A PE26397A1 (es) 1995-08-14 1996-08-09 Fluidos de fluorocarburo como vehiculos gaseosos para ayudar en operaciones de lixiviacion en montones de metales preciosos y comunes

Country Status (6)

Country Link
US (1) US5603750A (es)
AU (1) AU701016B2 (es)
CA (1) CA2227581A1 (es)
PE (1) PE26397A1 (es)
WO (1) WO1997007250A1 (es)
ZA (1) ZA966210B (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5612431A (en) * 1994-09-21 1997-03-18 Minnesota Mining And Manufacturing Company Leaching of precious metal ore with fluoroaliphatic surfactant
US6099615A (en) * 1998-03-16 2000-08-08 Golden West Industries Method for improved percolation through ore heaps by agglomerating ore with a surfactant and polymer mixture
FI118804B (fi) * 1999-12-03 2008-03-31 Asm Int Menetelmä oksidikalvojen kasvattamiseksi
US6451275B1 (en) * 2000-03-10 2002-09-17 Lakefield Research Limited Methods for reducing cyanide consumption in precious metal recovery by reducing the content of intermediate sulfur oxidation products therein
US6372700B1 (en) 2000-03-31 2002-04-16 3M Innovative Properties Company Fluorinated solvent compositions containing ozone
US6310018B1 (en) 2000-03-31 2001-10-30 3M Innovative Properties Company Fluorinated solvent compositions containing hydrogen fluoride
AU2003229403C1 (en) * 2002-05-31 2012-12-20 Technological Resources Pty Ltd Heap leaching
AUPS273502A0 (en) 2002-05-31 2002-06-20 Technological Resources Pty Limited Heap leaching
US7087805B2 (en) * 2002-10-22 2006-08-08 Steris Inc. Use of an ozone containing fluid to neutralize chemical and/or biological warfare agents
JP4085908B2 (ja) * 2003-07-28 2008-05-14 住友金属鉱山株式会社 湿式銅精錬プロセスの浸出残渣に含有される貴金属の濃縮方法
US7795160B2 (en) * 2006-07-21 2010-09-14 Asm America Inc. ALD of metal silicate films
US8501637B2 (en) * 2007-12-21 2013-08-06 Asm International N.V. Silicon dioxide thin films by ALD
PE20210787A1 (es) 2014-05-12 2021-04-22 Summit Mining Int Inc Proceso de lixiviado de salmuera para la recuperacion de metales valiosos de materiales de oxido
US10167202B2 (en) 2016-02-23 2019-01-01 King Abdullah University Of Science And Technology Enhanced metal recovery through oxidation in liquid and/or supercritical carbon dioxide
CN107385208B (zh) * 2017-07-31 2019-05-17 中南大学 一种微波辅助强化浸金方法
CA3192359A1 (en) 2020-08-18 2022-02-24 Enviro Metals, LLC Metal refinement

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US3846124A (en) * 1969-10-03 1974-11-05 Newmont Exploration Ltd Method of increasing the cyanidation recoverability of gold from organic carbon-containing gold-bearing ores
US4169583A (en) * 1974-10-07 1979-10-02 Clean Energy Corporation Apparatus for reducing ore
US4038362A (en) * 1976-11-04 1977-07-26 Newmont Explorations Limited Increasing the recoverability of gold from carbonaceous gold-bearing ores
US4102916A (en) * 1976-12-02 1978-07-25 Ciba-Geigy Corporation Perfluoroalkylthioaminimide derivatives
US4171248A (en) * 1977-11-03 1979-10-16 Ppg Industries, Inc. Method of opening chrome ore
US4171282A (en) * 1977-12-07 1979-10-16 Ciba-Geigy Corporation Fluorinated nonionic surfactants
US4177246A (en) * 1978-02-24 1979-12-04 Stoddard Xerxes T Wet oxidation of materials
US4289532A (en) * 1979-12-03 1981-09-15 Freeport Minerals Company Process for the recovery of gold from carbonaceous ores
US4259107A (en) * 1979-12-13 1981-03-31 Newmont Exploration Limited Recovery of gold from sedimentary gold-bearing ores
US4632738A (en) * 1982-09-03 1986-12-30 Great Central Mines Ltd. Hydrometallurgical copper process
US4752412A (en) * 1985-10-08 1988-06-21 Gsp Metals And Chemicals Corp. Precious metal recovery using ozone
US4894484A (en) * 1985-11-08 1990-01-16 Exfluor Research Corporation Pyrolysis of perfluoropolyethers
US4979986A (en) * 1988-02-22 1990-12-25 Newmont Gold Company And Outomec U.S.A., Inc. Rapid oxidation process of carbonaceous and pyritic gold-bearing ores by chlorination
US5077437A (en) * 1988-03-28 1991-12-31 American Cyanamid 1,4-disubstituted-2,3,5,6-tetrahydroxy-1,4-diphosphorinane and their oxides or sulfides
US4898611A (en) * 1988-03-31 1990-02-06 Nalco Chemical Company Polymeric ore agglomeration aids
US4961777A (en) * 1988-08-03 1990-10-09 Freeport-Mcmoran, Inc. Pretreatment/agglomeration as a vehicle for refractory ore treatment
US4941917A (en) * 1989-05-30 1990-07-17 Exxon Chemical Patents Inc., Process for recovery of precious metals from carbonaceous ores using chlorine dioxide
NZ237011A (en) * 1990-02-23 1992-06-25 Cra Services Extraction and recovery of gold by treatment with an acidic lixiviant solution
US5180398A (en) * 1990-12-20 1993-01-19 Johnson & Johnson Medical, Inc. Cellulose oxidation by a perfluorinated hydrocarbon solution of nitrogen dioxide
US5207996A (en) * 1991-10-10 1993-05-04 Minnesota Mining And Manufacturing Company Acid leaching of copper ore heap with fluoroaliphatic surfactant
US5225054A (en) * 1992-03-02 1993-07-06 Cominco Ltd. Method for the recovery of cyanide from solutions
US5409736A (en) * 1993-08-31 1995-04-25 Preservation Technologies, Inc. Deacidification of cellulose based materials using perfluorinated carriers
US5612431A (en) * 1994-09-21 1997-03-18 Minnesota Mining And Manufacturing Company Leaching of precious metal ore with fluoroaliphatic surfactant

Also Published As

Publication number Publication date
WO1997007250A1 (en) 1997-02-27
ZA966210B (en) 1998-01-22
MX9801138A (es) 1998-05-31
AU701016B2 (en) 1999-01-21
US5603750A (en) 1997-02-18
AU6345696A (en) 1997-03-12
CA2227581A1 (en) 1997-02-27

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FD Application declared void or lapsed