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CL2013001667A1 - Process for leaching silver and copper from ores of refractory mineral phases containing iron and sulfur, comprising reduction in an acid medium with sulfur and / or ferrous ion complexing agents, with a reducing agent or in the cathode compartment of An electrolytic chamber. - Google Patents

Process for leaching silver and copper from ores of refractory mineral phases containing iron and sulfur, comprising reduction in an acid medium with sulfur and / or ferrous ion complexing agents, with a reducing agent or in the cathode compartment of An electrolytic chamber.

Info

Publication number
CL2013001667A1
CL2013001667A1 CL2013001667A CL2013001667A CL2013001667A1 CL 2013001667 A1 CL2013001667 A1 CL 2013001667A1 CL 2013001667 A CL2013001667 A CL 2013001667A CL 2013001667 A CL2013001667 A CL 2013001667A CL 2013001667 A1 CL2013001667 A1 CL 2013001667A1
Authority
CL
Chile
Prior art keywords
sulfur
ores
copper
reduction
reducing agent
Prior art date
Application number
CL2013001667A
Other languages
Spanish (es)
Inventor
Lavine Gretchen Terri Lapidus
Cuero Leticia Velazquez
Jimenez Eliezer Martinez
Original Assignee
Univ Autonoma Metropolitana
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 Univ Autonoma Metropolitana filed Critical Univ Autonoma Metropolitana
Publication of CL2013001667A1 publication Critical patent/CL2013001667A1/en

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
    • 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
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
    • C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
    • C25C1/20—Electrolytic production, recovery or refining of metals by electrolysis of solutions of noble metals
    • 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)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (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)
CL2013001667A 2010-12-09 2013-06-10 Process for leaching silver and copper from ores of refractory mineral phases containing iron and sulfur, comprising reduction in an acid medium with sulfur and / or ferrous ion complexing agents, with a reducing agent or in the cathode compartment of An electrolytic chamber. CL2013001667A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MX2010013511A MX2010013511A (en) 2010-12-09 2010-12-09 Process for lixiviating copper and silver from ores in refractory mineral phases which contain iron and sulphur.

Publications (1)

Publication Number Publication Date
CL2013001667A1 true CL2013001667A1 (en) 2013-12-20

Family

ID=46207631

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2013001667A CL2013001667A1 (en) 2010-12-09 2013-06-10 Process for leaching silver and copper from ores of refractory mineral phases containing iron and sulfur, comprising reduction in an acid medium with sulfur and / or ferrous ion complexing agents, with a reducing agent or in the cathode compartment of An electrolytic chamber.

Country Status (4)

Country Link
CL (1) CL2013001667A1 (en)
MX (1) MX2010013511A (en)
PE (1) PE20140838A1 (en)
WO (1) WO2012078020A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016168933A1 (en) 2015-04-21 2016-10-27 University Of Saskatchewan Methods for selective leaching and extraction of precious metals in organic solvents

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008103873A1 (en) * 2007-02-22 2008-08-28 The Regents Of The University Of California Process for recovery of metal-containing values from minerals and ores

Also Published As

Publication number Publication date
WO2012078020A2 (en) 2012-06-14
MX2010013511A (en) 2012-06-08
WO2012078020A3 (en) 2012-08-02
PE20140838A1 (en) 2014-08-01

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