WO2008036985A3 - Bioleaching process control in a stirred tank - Google Patents

Bioleaching process control in a stirred tank Download PDF

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Publication number
WO2008036985A3
WO2008036985A3 PCT/ZA2006/000108 ZA2006000108W WO2008036985A3 WO 2008036985 A3 WO2008036985 A3 WO 2008036985A3 ZA 2006000108 W ZA2006000108 W ZA 2006000108W WO 2008036985 A3 WO2008036985 A3 WO 2008036985A3
Authority
WO
WIPO (PCT)
Prior art keywords
process control
stirred tank
reactor
bioleaching process
bioleaching
Prior art date
Application number
PCT/ZA2006/000108
Other languages
French (fr)
Other versions
WO2008036985A2 (en
Inventor
Gary Vernon Rorke
Original Assignee
Bhp Billiton Sa Ltd
Gary Vernon Rorke
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 Bhp Billiton Sa Ltd, Gary Vernon Rorke filed Critical Bhp Billiton Sa Ltd
Priority to AU2006347613A priority Critical patent/AU2006347613B2/en
Priority to EP06851599A priority patent/EP1937858A2/en
Priority to EA200800805A priority patent/EA013851B1/en
Priority to CA002628125A priority patent/CA2628125A1/en
Priority to AP2008004397A priority patent/AP2270A/en
Priority to US12/048,436 priority patent/US20080173133A1/en
Publication of WO2008036985A2 publication Critical patent/WO2008036985A2/en
Publication of WO2008036985A3 publication Critical patent/WO2008036985A3/en

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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/02—Apparatus therefor
    • 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)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

A process of bioleaching a sulphide mineral slurry in a reactor which is controlled by varying the rate of supply of sparging gas to the reactor, and the energy supplied to a motor-driven agitator in the reactor, in response to the measured or inferred oxygen demand of the slurry.
PCT/ZA2006/000108 2005-09-15 2006-09-15 Bioleaching process control in a stirred tank WO2008036985A2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
AU2006347613A AU2006347613B2 (en) 2005-09-15 2006-09-15 Bioleaching process control
EP06851599A EP1937858A2 (en) 2005-09-15 2006-09-15 Bioleaching process control
EA200800805A EA013851B1 (en) 2005-09-15 2006-09-15 Bioleaching process control
CA002628125A CA2628125A1 (en) 2005-09-15 2006-09-15 Bioleaching process control
AP2008004397A AP2270A (en) 2005-09-15 2006-09-15 Bioleaching process control.
US12/048,436 US20080173133A1 (en) 2005-09-15 2008-03-14 Bioleaching Process Control

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA200507453 2005-09-15
ZA2005/07453 2005-09-15

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/048,436 Continuation US20080173133A1 (en) 2005-09-15 2008-03-14 Bioleaching Process Control

Publications (2)

Publication Number Publication Date
WO2008036985A2 WO2008036985A2 (en) 2008-03-27
WO2008036985A3 true WO2008036985A3 (en) 2008-06-26

Family

ID=39201371

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ZA2006/000108 WO2008036985A2 (en) 2005-09-15 2006-09-15 Bioleaching process control in a stirred tank

Country Status (9)

Country Link
US (1) US20080173133A1 (en)
EP (1) EP1937858A2 (en)
CN (1) CN101341264A (en)
AP (1) AP2270A (en)
AU (1) AU2006347613B2 (en)
CA (1) CA2628125A1 (en)
EA (1) EA013851B1 (en)
WO (1) WO2008036985A2 (en)
ZA (1) ZA200803138B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9518922B2 (en) 2011-08-01 2016-12-13 Endress+Hauser Conducta Gmbh+Co. Kg Arrangement for in situ measurement of at least the oxygen content within a solids heap
CN102534210A (en) * 2012-01-17 2012-07-04 江西理工大学 Metal ore heap leaching, anaerobic enrichment transformation and biological leaching extraction process
CN102703687B (en) * 2012-06-15 2014-02-26 东华大学 Temperature controllable device for selectively leaching minerals by bacteria
WO2014169325A1 (en) * 2013-04-15 2014-10-23 Bhp Billiton Olympic Dam Corporation Pty Ltd Method for processing ore
RU2552207C1 (en) * 2013-12-20 2015-06-10 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" Method of controlling process of biooxidation of sulphide concentrates
AU2017326764B2 (en) * 2016-09-19 2023-05-25 BHP Olympic Dam Corporation Pty Ltd Integrated hydrometallurgical and pyrometallurgical method for processing ore
CN106755990A (en) * 2016-11-24 2017-05-31 贵州大学 A kind of leaching tanks

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU795960A1 (en) * 1979-02-22 1981-01-18 Всесоюзный Научно-Исследовательс-Кий И Проектно-Кнструкторскийинститут По Автоматизации Предп-Риятий Промышленности Строитель-Ных Материалов Apparatus for regulating mixing process in rotor-type mill ajitator
US4551663A (en) * 1984-08-01 1985-11-05 Ludlow Industries, Inc. Level control device
US5007620A (en) * 1986-02-07 1991-04-16 Envirotech Corporation Apparatus for biological processing of metal-containing ores
JPH1158236A (en) * 1997-08-20 1999-03-02 Nippei Toyama Corp Slurry circulating device and wire saw using it
WO2002042504A2 (en) * 2000-11-25 2002-05-30 Billiton Sa Limited Bioproduct production during oxidisation of metal sulphide minerals by means of microorganisms
WO2002081761A2 (en) * 2001-04-10 2002-10-17 Billiton Sa Limited Bioleaching of a sulphide concentrate in a saline solution

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU795960A1 (en) * 1979-02-22 1981-01-18 Всесоюзный Научно-Исследовательс-Кий И Проектно-Кнструкторскийинститут По Автоматизации Предп-Риятий Промышленности Строитель-Ных Материалов Apparatus for regulating mixing process in rotor-type mill ajitator
US4551663A (en) * 1984-08-01 1985-11-05 Ludlow Industries, Inc. Level control device
US5007620A (en) * 1986-02-07 1991-04-16 Envirotech Corporation Apparatus for biological processing of metal-containing ores
JPH1158236A (en) * 1997-08-20 1999-03-02 Nippei Toyama Corp Slurry circulating device and wire saw using it
WO2002042504A2 (en) * 2000-11-25 2002-05-30 Billiton Sa Limited Bioproduct production during oxidisation of metal sulphide minerals by means of microorganisms
WO2002081761A2 (en) * 2001-04-10 2002-10-17 Billiton Sa Limited Bioleaching of a sulphide concentrate in a saline solution

Also Published As

Publication number Publication date
AP2270A (en) 2011-08-09
CN101341264A (en) 2009-01-07
AU2006347613A1 (en) 2008-03-27
WO2008036985A2 (en) 2008-03-27
AP2008004397A0 (en) 2008-04-30
EA200800805A1 (en) 2008-10-30
ZA200803138B (en) 2009-08-26
EA013851B1 (en) 2010-08-30
US20080173133A1 (en) 2008-07-24
EP1937858A2 (en) 2008-07-02
AU2006347613B2 (en) 2011-01-06
CA2628125A1 (en) 2008-03-27

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