CA2219572C - Biolixiviation selective du zinc - Google Patents

Biolixiviation selective du zinc Download PDF

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Publication number
CA2219572C
CA2219572C CA002219572A CA2219572A CA2219572C CA 2219572 C CA2219572 C CA 2219572C CA 002219572 A CA002219572 A CA 002219572A CA 2219572 A CA2219572 A CA 2219572A CA 2219572 C CA2219572 C CA 2219572C
Authority
CA
Canada
Prior art keywords
bioleaching
nutrient solution
source material
ions
micro organism
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 - Fee Related
Application number
CA002219572A
Other languages
English (en)
Other versions
CA2219572A1 (fr
Inventor
Hector M. Lizama
Robert G. Frew
Cherian C. Abraham
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.)
Teck Metals Ltd
Original Assignee
Teck Metals 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 Teck Metals Ltd filed Critical Teck Metals Ltd
Priority to CA002219572A priority Critical patent/CA2219572C/fr
Priority to ZA989391A priority patent/ZA989391B/xx
Priority to AU89470/98A priority patent/AU745120B2/en
Priority to PE00100598A priority patent/PE129899A1/es
Priority to IE19980888A priority patent/IE980888A1/en
Publication of CA2219572A1 publication Critical patent/CA2219572A1/fr
Application granted granted Critical
Publication of CA2219572C publication Critical patent/CA2219572C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Biotechnology (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
CA002219572A 1997-10-29 1997-10-29 Biolixiviation selective du zinc Expired - Fee Related CA2219572C (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CA002219572A CA2219572C (fr) 1997-10-29 1997-10-29 Biolixiviation selective du zinc
ZA989391A ZA989391B (en) 1997-10-29 1998-10-14 Selective bioleaching of zinc
AU89470/98A AU745120B2 (en) 1997-10-29 1998-10-22 Selective bioleaching of zinc
PE00100598A PE129899A1 (es) 1997-10-29 1998-10-23 Biolixiviacion selectiva del zinc
IE19980888A IE980888A1 (en) 1997-10-29 1998-10-28 Selective Bioleaching of Zinc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002219572A CA2219572C (fr) 1997-10-29 1997-10-29 Biolixiviation selective du zinc

Publications (2)

Publication Number Publication Date
CA2219572A1 CA2219572A1 (fr) 1999-04-29
CA2219572C true CA2219572C (fr) 2006-05-30

Family

ID=4161704

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002219572A Expired - Fee Related CA2219572C (fr) 1997-10-29 1997-10-29 Biolixiviation selective du zinc

Country Status (2)

Country Link
CA (1) CA2219572C (fr)
ZA (1) ZA989391B (fr)

Also Published As

Publication number Publication date
CA2219572A1 (fr) 1999-04-29
ZA989391B (en) 1999-04-15

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MKLA Lapsed

Effective date: 20151029