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PE20010614A1 - Recuperacion de plata desde una solucion de salmuera acida - Google Patents

Recuperacion de plata desde una solucion de salmuera acida

Info

Publication number
PE20010614A1
PE20010614A1 PE2000000767A PE0007672000A PE20010614A1 PE 20010614 A1 PE20010614 A1 PE 20010614A1 PE 2000000767 A PE2000000767 A PE 2000000767A PE 0007672000 A PE0007672000 A PE 0007672000A PE 20010614 A1 PE20010614 A1 PE 20010614A1
Authority
PE
Peru
Prior art keywords
solution
current
brine solution
acid brine
silver recovery
Prior art date
Application number
PE2000000767A
Other languages
English (en)
Inventor
Jozef Marie Schaekers
Noelene Ahern
Original Assignee
Billiton Sa Ltd
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 Billiton Sa Ltd filed Critical Billiton Sa Ltd
Publication of PE20010614A1 publication Critical patent/PE20010614A1/es

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
    • C22B11/00Obtaining noble metals
    • C22B11/04Obtaining noble metals by wet processes
    • C22B11/042Recovery of noble metals from waste materials
    • C22B11/046Recovery of noble metals from waste materials from manufactured products, e.g. from printed circuit boards, from photographic films, paper or baths
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B15/00Obtaining copper
    • C22B15/0063Hydrometallurgy
    • C22B15/0084Treating solutions
    • C22B15/0089Treating solutions by chemical methods
    • 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
    • C22B3/20Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/44Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
    • C22B3/46Treatment or purification of solutions, e.g. obtained by leaching by chemical processes by substitution, e.g. by cementation
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00Processes for servicing or operating cells for electrolytic coating
    • C25D21/16Regeneration of process solutions
    • 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)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electrochemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

DONDE LA RECUPERACION COMPRENDE: a) AGREGAR Cu(I) A LA SOLUCION PARA CEMENTAR POR UN PERIODO DE HASTA 2 HORAS Ag(I) Y FORMAR UNA SUSPENSION; b) ANTES O DURANTE EL PASO (a), AJUSTAR EL pH DE LA SOLUCION A UN VALOR ENTRE 0,1 Y 5; c) RECUPERAR Ag COMO CEMENTO DE Ag, POR SEPARACION LIQUIDO/SOLIDO DESDE LA SUSPENSION; d) DIVIDIR LA SOLUCION FORMADA EN (c) EN DOS CORRIENTES Y REMOVER LAS IMPUREZAS; e) REMOVER Cu DE UNA DE LAS CORRIENTES, USANDO SULFURO PARA PRECIPITAR Cu COMO CuS; f) REDUCIR Cu(II) A Cu(I) DE LA OTRA CORRIENTE, Y CLARIFICAR POR SEPARACION SOLIDO/LIQUIDO ESTA CORRIENTE POR REMOCION DE Cu METALICO AL PASO (f); g) USAR LA CORRIENTE CLARIFICADA PARA PROVEER Cu(I) AL PASO (a). LA SOLUCION DE SALMUERA ACIDA SE FORMA LIXIVIANDO CON SALMUERA UN RESIDUO DE BIO-LIXIVIACION CONTENIENDO Ag Y Cu, ESTANDO A UNA TEMPERATURA ENTRE LA AMBIENTAL Y 50°C, Y EN UNA ATMOSFERA NO OXIDANTE
PE2000000767A 1999-08-02 2000-08-01 Recuperacion de plata desde una solucion de salmuera acida PE20010614A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA994930 1999-08-02

Publications (1)

Publication Number Publication Date
PE20010614A1 true PE20010614A1 (es) 2001-05-25

Family

ID=25587837

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2000000767A PE20010614A1 (es) 1999-08-02 2000-08-01 Recuperacion de plata desde una solucion de salmuera acida

Country Status (3)

Country Link
AU (1) AU6804900A (es)
PE (1) PE20010614A1 (es)
WO (1) WO2001009399A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI116684B (fi) * 2003-09-23 2006-01-31 Outokumpu Oy Menetelmä anodiliejun käsittelemiseksi

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644585A (en) * 1946-11-26 1950-10-11 United States Radium Corp Radioactive metal products and method for making the same
US4124379A (en) * 1977-01-17 1978-11-07 Cyprus Metallurgical Processes Corporation Recovery of silver from cuprous chloride solutions by amalgamation
AT387587B (de) * 1986-10-31 1989-02-10 Austria Metall Hydrometallurgisches verfahren zur gewinnung von silber aus den anodenschlamm der kupferelektrolyse und aehnlicher rohstoffe
JP2561862B2 (ja) * 1989-05-09 1996-12-11 同和鉱業株式会社 超高純度銅を得るための浄液および電解法
JP2791161B2 (ja) * 1990-01-26 1998-08-27 田中貴金属工業株式会社 銀含有硝酸液からの銀の回収方法

Also Published As

Publication number Publication date
WO2001009399A1 (en) 2001-02-08
AU6804900A (en) 2001-02-19

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Legal Events

Date Code Title Description
FG Grant, registration
FD Application declared void or lapsed