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PE20010771A1 - Recuperacion de metales preciosos desde una suspension de minerales sulfurados - Google Patents

Recuperacion de metales preciosos desde una suspension de minerales sulfurados

Info

Publication number
PE20010771A1
PE20010771A1 PE2000000921A PE0009212000A PE20010771A1 PE 20010771 A1 PE20010771 A1 PE 20010771A1 PE 2000000921 A PE2000000921 A PE 2000000921A PE 0009212000 A PE0009212000 A PE 0009212000A PE 20010771 A1 PE20010771 A1 PE 20010771A1
Authority
PE
Peru
Prior art keywords
suspension
temperature
microorganisms
precious metals
recovery
Prior art date
Application number
PE2000000921A
Other languages
English (en)
Inventor
David William Dew
Petrus Basson
Alan Norton
John De Klerk Batty
Original Assignee
Billiton Intellectual Property B V
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 Intellectual Property B V filed Critical Billiton Intellectual Property B V
Publication of PE20010771A1 publication Critical patent/PE20010771A1/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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/02—Apparatus therefor
    • 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
    • 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
    • C22B11/08—Obtaining noble metals by cyaniding
    • 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
    • C22B15/0084—Treating solutions
    • C22B15/0089—Treating solutions by chemical methods
    • 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
    • C22B19/00—Obtaining zinc or zinc oxide
    • C22B19/20—Obtaining zinc otherwise than by distilling
    • C22B19/22—Obtaining zinc otherwise than by distilling with leaching with acids
    • 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
    • C22B19/00—Obtaining zinc or zinc oxide
    • C22B19/20—Obtaining zinc otherwise than by distilling
    • C22B19/26—Refining solutions containing zinc values, e.g. obtained by leaching zinc ores
    • 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
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/04—Obtaining nickel or cobalt by wet processes
    • C22B23/0453—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B23/0461—Treatment or purification of solutions, e.g. obtained by leaching by chemical methods
    • 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
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/04—Obtaining nickel or cobalt by wet processes
    • C22B23/0476—Separation of nickel from cobalt
    • 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
    • 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
    • C22B3/18—Extraction of metal compounds from ores or concentrates by wet processes with the aid of microorganisms or enzymes, e.g. bacteria or algae
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/09—Reaction techniques
    • Y10S423/17—Microbiological reactions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Treatment Of Sludge (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Hydroponics (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Fertilizers (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

DONDE LA RECUPERACION COMPRENDE: a) SOMETER LA SUSPENSION A UN PROCESO DE BIOLIXIVIACION, A UNA TEMPERATURA ENTRE 40°C Y 100°C USANDO: MICROORGANISMOS MESOFILOS, A UNA TEMPERATURA DE HASTA 45°C, TALES COMO ACIDITHIOBACILLUS, THIOBACILLUS LEPTOSPRILLUM, FERROMICROBIUM Y ACIDIPHILIUM; MICROORGANISMOS TERMOFILOS MODERADOS, A UNA TEMPERATURA ENTRE 45°C Y 60°C, TALES COMO ACIDIMICROBIUM, SULFOBACILLUS, FERROPLASMA Y ALICYCLOBACILLUS; Y MICROORGANISMOS TERMOFILOS A UNA TEMPERATURA ENTRE 60°C Y 85°C, TALES COMO ACIDOTHERMUS, SULFULOBUS, METALLOSPHAERA, ACIDIANUS, FERROPLASMA Y PICROPHILUS; b) SUMINISTRAR A LA SUSPENSION, UN GAS QUE CONTIENE MAS DE 21% DE OXIGENO, EN VOLUMEN; c) SOMETER LA SUSPENSION A UNA SEPARACION LIQUIDO/SOLIDO, PARA FORMAR UNA SOLUCION Y UN RESIDUO DE SOLIDOS; d) RECUPERAR LOS METALES PRECIOSOS TALES COMO ORO Y PLATA, DESDE EL RESIDUO DE SOLIDOS, POR UN PROCESO DE CIANURACION, RESINA EN PULPA, CARBONO EN PULPA O CARBONO EN LIXIVIACION; e) NEUTRALIZAR LA SOLUCION OBTENIDA DE (c), AJUSTANDO EL pH POR ADICION DE CALIZA O CAL, PRECIPITANDO EL ARSENICO COMO ARSENIATO FERRICO; f) ALIMENTAR EL CO2 GENERADO EN (e) A (a). EL PASO (f) INCLUYE CONTROLAR EL CONTENIDO DE CO2 EN UN RANGO DE 0,5% A 5% EN VOLUMEN; Y EL PASO (b) INCLUYE CONTROLAR EL CONTENIDO DE OXIGENO DISUELTO A UN VALOR QUE VA DE 0,0002 Kg/m3 A 0,01 Kg/m3
PE2000000921A 1999-09-07 2000-09-07 Recuperacion de metales preciosos desde una suspension de minerales sulfurados PE20010771A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA995746 1999-09-07

Publications (1)

Publication Number Publication Date
PE20010771A1 true PE20010771A1 (es) 2001-07-20

Family

ID=25587900

Family Applications (5)

Application Number Title Priority Date Filing Date
PE2000000922A PE20010772A1 (es) 1999-09-07 2000-09-07 Recuperacion de niquel de minerales sulfurados que lo contienen
PE2000000919A PE20010769A1 (es) 1999-09-07 2000-09-07 Biolixiviacion de minerales sulfurados
PE2000000921A PE20010771A1 (es) 1999-09-07 2000-09-07 Recuperacion de metales preciosos desde una suspension de minerales sulfurados
PE2000000924A PE20010774A1 (es) 1999-09-07 2000-09-07 Recuperacion de cobre de minerales sulfurados que lo contienen
PE2000000923A PE20010773A1 (es) 1999-09-07 2000-09-07 Recuperacion de zinc desde minerales sulfurados que lo contienen

Family Applications Before (2)

Application Number Title Priority Date Filing Date
PE2000000922A PE20010772A1 (es) 1999-09-07 2000-09-07 Recuperacion de niquel de minerales sulfurados que lo contienen
PE2000000919A PE20010769A1 (es) 1999-09-07 2000-09-07 Biolixiviacion de minerales sulfurados

Family Applications After (2)

Application Number Title Priority Date Filing Date
PE2000000924A PE20010774A1 (es) 1999-09-07 2000-09-07 Recuperacion de cobre de minerales sulfurados que lo contienen
PE2000000923A PE20010773A1 (es) 1999-09-07 2000-09-07 Recuperacion de zinc desde minerales sulfurados que lo contienen

Country Status (8)

Country Link
US (3) US6833020B1 (es)
CN (3) CN1206376C (es)
AP (3) AP1421A (es)
AU (6) AU775042B2 (es)
CA (5) CA2381157C (es)
FI (2) FI20020428A7 (es)
PE (5) PE20010772A1 (es)
WO (6) WO2001018262A2 (es)

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Also Published As

Publication number Publication date
AP2002002438A0 (en) 2002-03-31
CA2383817C (en) 2009-11-10
AU6806400A (en) 2001-04-10
CA2383812C (en) 2009-07-07
CN1198949C (zh) 2005-04-27
AP1551A (en) 2006-01-17
CA2381157C (en) 2008-08-12
FI20020428L (fi) 2002-05-03
CA2383816C (en) 2009-11-10
PE20010772A1 (es) 2001-07-18
PE20010774A1 (es) 2001-07-20
AU7391800A (en) 2001-04-10
CA2383816A1 (en) 2001-03-15
PE20010769A1 (es) 2001-07-20
AU778258B2 (en) 2004-11-25
US6833020B1 (en) 2004-12-21
AU6806500A (en) 2001-04-10
CN1206376C (zh) 2005-06-15
AP1505A (en) 2005-12-06
AU775042B2 (en) 2004-07-15
CA2383815A1 (en) 2001-03-15
AU774254B2 (en) 2004-06-24
AU6806200A (en) 2001-04-10
FI122564B (fi) 2012-03-30
AU2301201A (en) 2001-04-10
CA2383815C (en) 2009-11-10
AU6806300A (en) 2001-04-10
WO2001018262A2 (en) 2001-03-15
AP2002002439A0 (en) 2002-03-31
PE20010773A1 (es) 2001-07-20
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US6733567B1 (en) 2004-05-11
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WO2001018262A3 (en) 2001-05-31
AU775044B2 (en) 2004-07-15
WO2001018266A1 (en) 2001-03-15
CN1387581A (zh) 2002-12-25
CN1387582A (zh) 2002-12-25
AU775052B2 (en) 2004-07-15
AP1421A (en) 2005-06-03
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CN1198950C (zh) 2005-04-27
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WO2001018263A1 (en) 2001-03-15
CN1384890A (zh) 2002-12-11
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