ES2016018A6 - Process for the treatment of a mixed concentrate comprising at least arsenopyrite and pyrites - Google Patents

Process for the treatment of a mixed concentrate comprising at least arsenopyrite and pyrites

Info

Publication number
ES2016018A6
ES2016018A6 ES8901629A ES8901629A ES2016018A6 ES 2016018 A6 ES2016018 A6 ES 2016018A6 ES 8901629 A ES8901629 A ES 8901629A ES 8901629 A ES8901629 A ES 8901629A ES 2016018 A6 ES2016018 A6 ES 2016018A6
Authority
ES
Spain
Prior art keywords
arsenopyrite
pyrites
mixed concentrate
treatment
concentrate
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
ES8901629A
Other languages
Spanish (es)
Inventor
Haines Alan Keith
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.)
General Mining Union Corp Ltd
Original Assignee
General Mining Union Corp 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 General Mining Union Corp Ltd filed Critical General Mining Union Corp Ltd
Publication of ES2016018A6 publication Critical patent/ES2016018A6/en
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
    • 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
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C22B3/08—Sulfuric acid, other sulfurated acids or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P3/00—Preparation of elements or inorganic compounds except carbon dioxide
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biotechnology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biochemistry (AREA)
  • Zoology (AREA)
  • Microbiology (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Compounds Of Iron (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Abstract

The present invention relates to a process for treating a mixed concentrate comprising at least arsenopyrite and pyrites. This process is characterised in that it comprises the steps consisting of subjecting the mixed concentrate first to a bacterial oxidation and then to an oxidation under pressure.
ES8901629A 1988-05-19 1989-05-16 Process for the treatment of a mixed concentrate comprising at least arsenopyrite and pyrites Expired - Fee Related ES2016018A6 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA883546 1988-05-19

Publications (1)

Publication Number Publication Date
ES2016018A6 true ES2016018A6 (en) 1990-10-01

Family

ID=25579264

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8901629A Expired - Fee Related ES2016018A6 (en) 1988-05-19 1989-05-16 Process for the treatment of a mixed concentrate comprising at least arsenopyrite and pyrites

Country Status (5)

Country Link
AU (1) AU616967B2 (en)
BR (1) BR8902300A (en)
ES (1) ES2016018A6 (en)
FR (1) FR2631635B1 (en)
GR (1) GR1001547B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3796308A (en) * 1972-07-24 1974-03-12 Canadian Patents Dev Bacterial oxidation in upgrading sulfidic ores and coals
EP0129564A4 (en) * 1982-12-17 1985-07-01 Biotech Australia Pty Ltd Bacterial beneficiation of minerals.
CA1234290A (en) * 1984-09-27 1988-03-22 Donald R. Weir Recovery of gold from refractory auriferous iron- containing sulphidic material
US4731114A (en) * 1985-02-13 1988-03-15 Amax Inc. Recovery of precious metals from refractory low-grade ores
GB2180829B (en) * 1985-09-20 1989-08-16 Aurotech N L Precious metal extraction
GR862938B (en) * 1986-03-13 1987-07-10 Davy Mckee Ltd Extraction of metal valves from ores or concentrates
US4729788A (en) * 1987-01-23 1988-03-08 Advanced Mineral Technologies, Inc. Thermophilic microbial treatment of precious metal ores

Also Published As

Publication number Publication date
GR890100324A (en) 1991-10-10
GR1001547B (en) 1994-04-29
AU3469089A (en) 1989-11-23
FR2631635A1 (en) 1989-11-24
AU616967B2 (en) 1991-11-14
BR8902300A (en) 1990-01-09
FR2631635B1 (en) 1992-09-18

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19990201