DE69025046D1 - Verfahren zur Rückgewinnung und zum Wiederkonzentrieren von Gold aus goldhaltigen Erzen - Google Patents

Verfahren zur Rückgewinnung und zum Wiederkonzentrieren von Gold aus goldhaltigen Erzen

Info

Publication number
DE69025046D1
DE69025046D1 DE69025046T DE69025046T DE69025046D1 DE 69025046 D1 DE69025046 D1 DE 69025046D1 DE 69025046 T DE69025046 T DE 69025046T DE 69025046 T DE69025046 T DE 69025046T DE 69025046 D1 DE69025046 D1 DE 69025046D1
Authority
DE
Germany
Prior art keywords
gold
cyanide ion
culture
degrading
ion
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
DE69025046T
Other languages
English (en)
Inventor
Dennis Gordon Kleid
William Jack Kohr
Francis Roy Thibodeau
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.)
Geobiotics Inc
Original Assignee
Geobiotics Inc
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 Geobiotics Inc filed Critical Geobiotics Inc
Application granted granted Critical
Publication of DE69025046D1 publication Critical patent/DE69025046D1/de
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
    • 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
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DE69025046T 1989-11-27 1990-11-27 Verfahren zur Rückgewinnung und zum Wiederkonzentrieren von Gold aus goldhaltigen Erzen Expired - Lifetime DE69025046D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44183689A 1989-11-27 1989-11-27

Publications (1)

Publication Number Publication Date
DE69025046D1 true DE69025046D1 (de) 1996-03-07

Family

ID=23754496

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69025046T Expired - Lifetime DE69025046D1 (de) 1989-11-27 1990-11-27 Verfahren zur Rückgewinnung und zum Wiederkonzentrieren von Gold aus goldhaltigen Erzen

Country Status (8)

Country Link
EP (2) EP0695809A1 (de)
AT (1) ATE133455T1 (de)
AU (1) AU661154B2 (de)
BR (1) BR9007089A (de)
CA (1) CA2030900A1 (de)
DE (1) DE69025046D1 (de)
WO (1) WO1991008316A1 (de)
ZA (1) ZA909521B (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2163948B1 (es) * 1998-07-14 2003-08-01 Consejo Superior Investigacion Procedimiento hidrometalurgico para la recuperacion de oro de minerales y materiales metalicos.
US7608445B1 (en) 1999-12-29 2009-10-27 Verenium Corporation Nitrilases, nucleic acids encoding them and methods for making and using them
US7521216B2 (en) 1999-12-29 2009-04-21 Verenium Corporation Nitrilases and methods for making and using them
US7300775B2 (en) 1999-12-29 2007-11-27 Verenium Corporation Methods for producing α-substituted carboxylic acids using nitrilases and strecker reagents
AU2003251523A1 (en) 2002-06-13 2003-12-31 Diversa Corporation Processes for making (r)-ethyl 4-cyano-3-hydroxybutyric acid
EP2115153B1 (de) 2007-03-01 2013-06-05 BP Corporation North America Inc. Nitrilasen, dafür kodierende nukleinsäuren sowie verfahren zu ihrer herstellung und verwendung
PT2271781E (pt) * 2008-04-21 2012-12-20 Brain Biotechnology Res & Information Network Ag Exploração mineira ecológica: processo de biolixiviação sem cianeto e biossorção de metais preciosos
WO2013164429A1 (en) * 2012-05-02 2013-11-07 Novozymes A/S Enzymatic solubilization of metals
CN103014336B (zh) * 2013-01-16 2014-04-16 山东黄金归来庄矿业有限公司 一种处理高砷高硫金矿石的制剂及其方法
CN103088222B (zh) * 2013-01-29 2014-02-26 李兆营 一种处理难选金矿的工艺方法
CN103074489B (zh) * 2013-01-29 2014-04-02 徐希强 一种难选金矿的处理方法
CN103205571B (zh) * 2013-04-01 2014-05-07 山东黄金归来庄矿业有限公司 高碳高砷金矿的处理工艺
AR104143A1 (es) 2015-03-30 2017-06-28 Brain Biotechnology Res & Information Network Ag Un proceso para aislar o enriquecer un metal pesado presente en un líquido
JP7182795B2 (ja) 2016-10-31 2022-12-05 ミント イノベイション リミテッド 金属回収プロセス
US11634788B2 (en) 2016-11-03 2023-04-25 Mint Innovation Limited Process for recovering metal
EP3415647A1 (de) 2017-06-13 2018-12-19 B.R.A.I.N. Ag Ein verfahren zur rückgewinnung von edelmtallen aus sekundären ressourcen
EP3456730B1 (de) 2017-09-19 2022-03-02 BRAIN Biotech AG Eine neue art der gattung pseudomonas
AU2018351429A1 (en) 2017-10-17 2020-05-28 Mint Innovation Limited A process for recovering metal from electronic waste
EP3502285A1 (de) 2017-12-23 2019-06-26 B.R.A.I.N. Ag Verbessertes verfahren zur rückgewinnung von edelmetallen
CN116656957A (zh) * 2023-08-01 2023-08-29 河北双兴摄影化学有限公司 一种降低硫代硫酸盐用量的浸金液及其使用方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4928377B1 (de) * 1970-12-09 1974-07-25
JPS5130162A (en) * 1974-09-06 1976-03-15 Sumitomo Shipbuild Machinery Nitoriru oyobi shianganjuhaisuinoshoriho
US4293333A (en) * 1980-02-12 1981-10-06 Engelhard Minerals & Chemicals Corporation Microbiological recovery of metals
US4690894A (en) 1985-09-20 1987-09-01 Advanced Mineral Technologies, Inc. Treatment of microorganisms with alkaline solution to enhance metal uptake properties
IL75073A (en) * 1985-05-02 1989-12-15 Univ Ramot Removal of heavy metals from industrial effluents
US4789481A (en) * 1985-09-20 1988-12-06 Advanced Mineral Technologies, Inc. Metal recovery
US4729788A (en) 1987-01-23 1988-03-08 Advanced Mineral Technologies, Inc. Thermophilic microbial treatment of precious metal ores
US4769223A (en) * 1987-04-22 1988-09-06 Bohumil Volesky Biosorbent for gold

Also Published As

Publication number Publication date
AU4123493A (en) 1993-09-16
CA2030900A1 (en) 1991-05-28
BR9007089A (pt) 1991-11-26
WO1991008316A1 (en) 1991-06-13
ATE133455T1 (de) 1996-02-15
AU635382B2 (en) 1993-03-18
EP0695809A1 (de) 1996-02-07
EP0432935A1 (de) 1991-06-19
EP0432935B1 (de) 1996-01-24
ZA909521B (en) 1991-12-24
AU6966091A (en) 1991-06-26
AU661154B2 (en) 1995-07-13

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Legal Events

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