[go: up one dir, main page]

BR9007089A - Processos para recuperar e reconcentrar ouro de seus minerios - Google Patents

Processos para recuperar e reconcentrar ouro de seus minerios

Info

Publication number
BR9007089A
BR9007089A BR909007089A BR9007089A BR9007089A BR 9007089 A BR9007089 A BR 9007089A BR 909007089 A BR909007089 A BR 909007089A BR 9007089 A BR9007089 A BR 9007089A BR 9007089 A BR9007089 A BR 9007089A
Authority
BR
Brazil
Prior art keywords
gold
cyanide ion
culture
processes
degrading
Prior art date
Application number
BR909007089A
Other languages
English (en)
Inventor
Dennis Gordon Kleid
William Jack Kohr
Francis Roy Thibodeau
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
Publication of BR9007089A publication Critical patent/BR9007089A/pt

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

  • 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)
BR909007089A 1989-11-27 1990-11-26 Processos para recuperar e reconcentrar ouro de seus minerios BR9007089A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44183689A 1989-11-27 1989-11-27
PCT/US1990/006893 WO1991008316A1 (en) 1989-11-27 1990-11-26 Processes to recover and reconcentrate gold from its ores

Publications (1)

Publication Number Publication Date
BR9007089A true BR9007089A (pt) 1991-11-26

Family

ID=23754496

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909007089A BR9007089A (pt) 1989-11-27 1990-11-26 Processos para recuperar e reconcentrar ouro de seus minerios

Country Status (8)

Country Link
EP (2) EP0432935B1 (pt)
AT (1) ATE133455T1 (pt)
AU (1) AU661154B2 (pt)
BR (1) BR9007089A (pt)
CA (1) CA2030900A1 (pt)
DE (1) DE69025046D1 (pt)
WO (1) WO1991008316A1 (pt)
ZA (1) ZA909521B (pt)

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.
US7300775B2 (en) 1999-12-29 2007-11-27 Verenium Corporation Methods for producing α-substituted carboxylic acids using nitrilases and strecker reagents
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
US7932064B2 (en) 2002-06-13 2011-04-26 Verenium Corporation Processes for making (R)-ethyl 4-cyano-3-hydroxybutyric acid
US9217164B2 (en) 2007-03-01 2015-12-22 Basf Enzymes Llc Nitrilases, nucleic acids encoding them and methods for making and using them
ES2397878T3 (es) * 2008-04-21 2013-03-12 B.R.A.I.N. Biotechnology Research And Information Network Ag Minería ecológica: proceso de biolixiviado libre de cianuro y bioadsorción de metales 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
CN103074489B (zh) * 2013-01-29 2014-04-02 徐希强 一种难选金矿的处理方法
CN103088222B (zh) * 2013-01-29 2014-02-26 李兆营 一种处理难选金矿的工艺方法
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
MX382888B (es) * 2015-03-30 2025-03-13 Cyplus Gmbh Procesamiento de mena biologica para el aislamiento de metales pesados.
ES2956771T3 (es) 2016-10-31 2023-12-27 Mint Innovation Ltd Proceso de recuperación de metales
CN109863254A (zh) * 2016-11-03 2019-06-07 新技术管理创新公司 回收金属的方法
EP3415647A1 (en) 2017-06-13 2018-12-19 B.R.A.I.N. Ag A process for recovering precious metals from secondary resources
ES2914519T3 (es) 2017-09-19 2022-06-13 BRAIN Biotech AG Una nueva especie del género Pseudomonas
SG11202002724QA (en) 2017-10-17 2020-04-29 Mint Innovation Ltd A process for recovering metal from electronic waste
EP3502285A1 (en) 2017-12-23 2019-06-26 B.R.A.I.N. Ag Improved method for recovery of precious metals
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 (pt) * 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
CA2030900A1 (en) 1991-05-28
ZA909521B (en) 1991-12-24
AU6966091A (en) 1991-06-26
DE69025046D1 (de) 1996-03-07
EP0695809A1 (en) 1996-02-07
AU661154B2 (en) 1995-07-13
AU4123493A (en) 1993-09-16
AU635382B2 (en) 1993-03-18
ATE133455T1 (de) 1996-02-15
EP0432935B1 (en) 1996-01-24
WO1991008316A1 (en) 1991-06-13
EP0432935A1 (en) 1991-06-19

Similar Documents

Publication Publication Date Title
BR9007089A (pt) Processos para recuperar e reconcentrar ouro de seus minerios
PT88540A (pt) Process for biological production of amides
HUT43636A (en) Process for producing 2-keto-l-gulonic acid
ES8604648A1 (es) Procedimiento para la fabricacion de un compuesto del acido 7-aminocefalosporanico.
FI910024A0 (fi) Nya glukosisomeraser i.
DE3564935D1 (en) Method for the biological purification of contaminated gases
DK0497828T4 (da) Fremgangsmåde til endoproteolytisk behandling af (forstadie)proteiner og til (mikro)biologisk produktion af proteiner.
ES1003929U (es) Dispositivo hermetizador para un transportador colgante.
ATE45389T1 (de) Verfahren zur aufbereitung von erzen der seltenen erden.
PT90373A (pt) Processo para a preparacao enzimatica de beta-lactamas
DE69116803D1 (de) Peroxidase-Gen von mikrobischem Ursprung
ATE20761T1 (de) Verfahren zur herstellung saurer protease.
KR900013046A (ko) 고무 조성물에 대한 접착력을 향상시키는 금속 보강재의 처리방법
ATE22702T1 (de) Herstellung von glucosedehydrogenase.
EP0110422A3 (en) Process for producing l-aspartic acid
EP0462833A3 (en) Process for the preparation of ascorbic acid-2-phosphate
GB1161988A (en) A Process for the Production of Inosine
Sheldon et al. Galena flotation with metabisulphite: Solutions to problems from xanthate sulphoxy ion reactions
DK53488D0 (da) Cytochrom-p-450-enzymer samt fremgangsmaade til fremstilling heraf
IE892283L (en) Process for Extracting and Purifying Epidermin
ZA876072B (en) Protein protease inhibitors from streptomyces
ES2031941T3 (es) Procedimiento para la separacion de mercurio mediante electrolisis.
ES8301277A1 (es) Un procedimiento para la preparacion de una nueva sustancia antibiotica sf-2103a.
SE8302126D0 (sv) Forfarande for framstellning av antracyklinantibiotika med anticancerverkan, samt ny mikro-organismstam
Endo Novel collagenase" discolysin" and production method thereof.

Legal Events

Date Code Title Description
KF Request for proof of payment of annual fee
FD5 Application fees: dismissal - article 86 of industrial property law