CA2278043C - Methode pour amorcer la biolixiviation en tas de minerais sulfures - Google Patents

Methode pour amorcer la biolixiviation en tas de minerais sulfures Download PDF

Info

Publication number
CA2278043C
CA2278043C CA002278043A CA2278043A CA2278043C CA 2278043 C CA2278043 C CA 2278043C CA 002278043 A CA002278043 A CA 002278043A CA 2278043 A CA2278043 A CA 2278043A CA 2278043 C CA2278043 C CA 2278043C
Authority
CA
Canada
Prior art keywords
fraction
feed material
undersized
fine
biooxidized
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CA002278043A
Other languages
English (en)
Other versions
CA2278043A1 (fr
Inventor
James A. King
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Placer Dome Technical Services Ltd
Original Assignee
Placer Dome Technical Services 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 Placer Dome Technical Services Ltd filed Critical Placer Dome Technical Services Ltd
Priority to CA002278043A priority Critical patent/CA2278043C/fr
Publication of CA2278043A1 publication Critical patent/CA2278043A1/fr
Application granted granted Critical
Publication of CA2278043C publication Critical patent/CA2278043C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C22B3/18—Extraction of metal compounds from ores or concentrates by wet processes with the aid of microorganisms or enzymes, e.g. bacteria or algae
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CA002278043A 1999-07-19 1999-07-19 Methode pour amorcer la biolixiviation en tas de minerais sulfures Expired - Lifetime CA2278043C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002278043A CA2278043C (fr) 1999-07-19 1999-07-19 Methode pour amorcer la biolixiviation en tas de minerais sulfures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002278043A CA2278043C (fr) 1999-07-19 1999-07-19 Methode pour amorcer la biolixiviation en tas de minerais sulfures

Publications (2)

Publication Number Publication Date
CA2278043A1 CA2278043A1 (fr) 2001-01-19
CA2278043C true CA2278043C (fr) 2007-04-17

Family

ID=4163794

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002278043A Expired - Lifetime CA2278043C (fr) 1999-07-19 1999-07-19 Methode pour amorcer la biolixiviation en tas de minerais sulfures

Country Status (1)

Country Link
CA (1) CA2278043C (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7922788B2 (en) 2007-09-18 2011-04-12 Barrick Gold Corporation Process for recovering gold and silver from refractory ores
US8262768B2 (en) 2007-09-17 2012-09-11 Barrick Gold Corporation Method to improve recovery of gold from double refractory gold ores
US8262770B2 (en) 2007-09-18 2012-09-11 Barrick Gold Corporation Process for controlling acid in sulfide pressure oxidation processes

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102643983B (zh) * 2012-05-23 2013-07-10 中国瑞林工程技术有限公司 一种低品位混合铜矿石分阶段堆浸工艺

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8262768B2 (en) 2007-09-17 2012-09-11 Barrick Gold Corporation Method to improve recovery of gold from double refractory gold ores
US7922788B2 (en) 2007-09-18 2011-04-12 Barrick Gold Corporation Process for recovering gold and silver from refractory ores
US8262770B2 (en) 2007-09-18 2012-09-11 Barrick Gold Corporation Process for controlling acid in sulfide pressure oxidation processes

Also Published As

Publication number Publication date
CA2278043A1 (fr) 2001-01-19

Similar Documents

Publication Publication Date Title
US6207443B1 (en) Method for initiating heap bioleaching of sulfidic ores
CA2288203C (fr) Procede de biooxydation integre en cuve/en tas pour la lixiviation des minerais sulfures
AU774254B2 (en) Recovery of zinc from zinc bearing sulphide minerals by bioleaching and electrowinning
CA2233417C (fr) Recuperation du cuivre
US4497778A (en) Microbial leaching of sulphide-containing ores
US4752332A (en) Treating manganese-containing ores with a metal sulfide
US5429659A (en) Oxidation of metal sulfides using thermotolerant bacteria
US6096113A (en) Integrated, closed tank biooxidation/heap bioleach/precious metal leach processes for treating refractory sulfide ores
ZA200609686B (en) Processing of acid-consuming mineral materials involving treatment with acidic biooxidation effluent
EP1366202A1 (fr) Procede destine a la lixiviation en tas assistee sur le plan bacterien de chalcopyrite
US6280501B1 (en) Base metal recovery
US6083730A (en) Nonstirred bioreactor for processing refractory sulfide concentrates and method for operating same
CA2278043C (fr) Methode pour amorcer la biolixiviation en tas de minerais sulfures
CA2155050C (fr) Recuperation du nickel par lixiviation en tas
US6103204A (en) Selective bioleaching of zinc
US20230193418A1 (en) Sulphide oxidation in leaching of minerals
WO2000023629A1 (fr) Processus de biolixiviation de concentres a base de cuivre
WO2002070758A1 (fr) Lessivage ameliore et a haut rendement de tas biologiques de minerais de cuivre chalcopyrite
US6379919B1 (en) Method for isolating thiocyanate resistant bacteria
AU745120B2 (en) Selective bioleaching of zinc
US20040131520A1 (en) Process for leaching acid-consuming ores
AU736975B2 (en) Oxidation of metal sulfides using thermotolerant bacteria
AU1422792A (en) Oxidation of metal sulfides using thermotolerant bacteria
AU2002233033B2 (en) A method for the bacterially assisted heap leaching of chalcopyrite
Lopez Juarez et al. Microbiological leaching of chalcopyrite: an environmentally sound approach to processing a sulphide copper concentrate

Legal Events

Date Code Title Description
EEER Examination request