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PE20091853A1 - SILVER AND GOLD LEACHING AND RECOVERY PROCESS WITH COPPER AMMONIAAL THOSULFATE SOLUTIONS - Google Patents

SILVER AND GOLD LEACHING AND RECOVERY PROCESS WITH COPPER AMMONIAAL THOSULFATE SOLUTIONS

Info

Publication number
PE20091853A1
PE20091853A1 PE2009000380A PE2009000380A PE20091853A1 PE 20091853 A1 PE20091853 A1 PE 20091853A1 PE 2009000380 A PE2009000380 A PE 2009000380A PE 2009000380 A PE2009000380 A PE 2009000380A PE 20091853 A1 PE20091853 A1 PE 20091853A1
Authority
PE
Peru
Prior art keywords
leaching
solution
copper
ammoniaal
thosulfate
Prior art date
Application number
PE2009000380A
Other languages
Spanish (es)
Inventor
Gomez Alejandro Rafael Alonso
Gretchen Terri Lapidus-Lavine
Martinez Ignacio Gonzalez
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 PE20091853A1 publication Critical patent/PE20091853A1/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00Obtaining noble metals
    • C22B11/04Obtaining noble metals by wet processes
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/12Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions
    • C22B3/14Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions containing ammonia or ammonium salts
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/16Extraction of metal compounds from ores or concentrates by wet processes by leaching in organic solutions
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25CPROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C1/00Electrolytic production, recovery or refining of metals by electrolysis of solutions
    • C25C1/20Electrolytic production, recovery or refining of metals by electrolysis of solutions of noble metals
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/045Leaching using electrochemical processes
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06Extraction 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
    • C22B3/08Sulfuric acid, other sulfurated acids or salts thereof
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/16Extraction of metal compounds from ores or concentrates by wet processes by leaching in organic solutions
    • C22B3/1608Leaching with acyclic or carbocyclic agents
    • C22B3/1616Leaching with acyclic or carbocyclic agents of a single type
    • C22B3/165Leaching with acyclic or carbocyclic agents of a single type with organic acids
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Electrolytic Production Of Metals (AREA)

Abstract

QUE COMPRENDE: A) PONER EN CONTACTO EL MATERIAL RICO EN METALES PRECIOSOS, CON LA SOLUCION DE TIOSULFATO AMONIACAL DE COBRE; B) LIXIVIAR LOS METALES EN DICHA SOLUCION; C) UNA VEZ CONCLUIDO EL TIEMPO DE LIXIVIACION, SEPARAR LA SOLUCION RICA, DEL RESIDUO SOLIDO; EN DONDE, LA SOLUCION LIXIVIANTE DE TIOSULFATO AMONIACAL DE COBRE ESTA ADICIONADA CON ACIDO ETILENDIAMINTETRAACETICO, Y PARA LA SEPARACION DE LOS METALES DE LA SOLUCION RICA PRODUCTO DE LA LIXIVIACION, SE EMPLEA UNA CELDA ELECTROLITICA QUE PERMITE SU REDUCCION SELECTIVA, SIN AFECTAR LAS PROPIEDADES LIXIVIANTES DE LA SOLUCION RESULTANTE, LA CUAL ES RECICLADA A LA ETAPA DE LIXIVIACION DEL PROCESOWHICH INCLUDES: A) TO CONTACT THE MATERIAL RICH IN PRECIOUS METALS, WITH THE SOLUTION OF THIOSULPHATE AMMONIA OF COPPER; B) LEACHING THE METALS IN SAID SOLUTION; C) ONCE THE LEACHING TIME IS CONCLUDED, SEPARATE THE RICH SOLUTION FROM THE SOLID RESIDUE; WHERE, THE COPPER AMMONIACAL LEACHING SOLUTION IS ADDED WITH ETHYLENDIAMINTETRAACETIC ACID, AND FOR THE SEPARATION OF THE METALS FROM THE RICH SOLUTION PRODUCED FROM THE LEACHING, A SELECTED CELL IS USED WITHOUT A SELECTED ELECTROLYTIC CELL, WHICH PERMITS ITS REDUCED ELECTROLYTIC PROTEXA PROIXA LEAVES AFFECTED LOW THE RESULTING SOLUTION, WHICH IS RECYCLED TO THE LEACHING STAGE OF THE PROCESS

PE2009000380A 2008-03-14 2009-03-13 SILVER AND GOLD LEACHING AND RECOVERY PROCESS WITH COPPER AMMONIAAL THOSULFATE SOLUTIONS PE20091853A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MX2008003602A MX2008003602A (en) 2008-03-14 2008-03-14 Process for the lixiviation and recovery of silver and gold with copper ammonia thiosulfate solutions.

Publications (1)

Publication Number Publication Date
PE20091853A1 true PE20091853A1 (en) 2010-01-15

Family

ID=41065415

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2009000380A PE20091853A1 (en) 2008-03-14 2009-03-13 SILVER AND GOLD LEACHING AND RECOVERY PROCESS WITH COPPER AMMONIAAL THOSULFATE SOLUTIONS

Country Status (5)

Country Link
CL (1) CL2009000626A1 (en)
MX (1) MX2008003602A (en)
PE (1) PE20091853A1 (en)
UY (1) UY31713A (en)
WO (1) WO2009113842A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2010013717A (en) * 2010-12-13 2012-06-13 Univ Autonoma Metropolitana Electro-recovery of gold and silver from leaching solutions by means of simultaneous cathodic and anodic deposition.
CN109097593A (en) * 2018-10-19 2018-12-28 上海第二工业大学 A method of it is recycled using persulfate-ammono-system silver-colored in waste old ceramics capacitor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003904385A0 (en) * 2003-08-18 2003-08-28 Murdoch University Improved Thiosulphate Leach Process

Also Published As

Publication number Publication date
CL2009000626A1 (en) 2009-07-17
WO2009113842A1 (en) 2009-09-17
MX2008003602A (en) 2009-02-25
UY31713A (en) 2009-11-10

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Legal Events

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FC Refusal
AE Restoration of lapsed or forfeited application
FG Grant, registration
FD Application declared void or lapsed