BR9407638A - Processo para eluir ouro e/ou prata e variente de um processo - Google Patents

Processo para eluir ouro e/ou prata e variente de um processo

Info

Publication number
BR9407638A
BR9407638A BR9407638A BR9407638A BR9407638A BR 9407638 A BR9407638 A BR 9407638A BR 9407638 A BR9407638 A BR 9407638A BR 9407638 A BR9407638 A BR 9407638A BR 9407638 A BR9407638 A BR 9407638A
Authority
BR
Brazil
Prior art keywords
variant
silver
elute gold
elute
gold
Prior art date
Application number
BR9407638A
Other languages
English (en)
Inventor
Sarah Harvey
Andre Van Lierde
Pierre Edouard Louis
Original Assignee
Um Engineering Sa
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 Um Engineering Sa filed Critical Um Engineering Sa
Publication of BR9407638A publication Critical patent/BR9407638A/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
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet processes
    • 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
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
    • C22B3/24—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition by adsorption on solid substances, e.g. by extraction with solid resins
    • 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)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR9407638A 1993-09-21 1994-09-15 Processo para eluir ouro e/ou prata e variente de um processo BR9407638A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE9300987A BE1007516A3 (fr) 1993-09-21 1993-09-21 Procede d'elution de metaux precieux absorbes sur du carbone active.
PCT/EP1994/003091 WO1995008651A1 (fr) 1993-09-21 1994-09-15 Procede d'elution de metaux precieux adsorbes sur du carbone active

Publications (1)

Publication Number Publication Date
BR9407638A true BR9407638A (pt) 1997-01-28

Family

ID=3887352

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9407638A BR9407638A (pt) 1993-09-21 1994-09-15 Processo para eluir ouro e/ou prata e variente de um processo

Country Status (12)

Country Link
US (1) US5769925A (pt)
EP (1) EP0720661B1 (pt)
CN (1) CN1040999C (pt)
AU (1) AU686228B2 (pt)
BE (1) BE1007516A3 (pt)
BR (1) BR9407638A (pt)
CA (1) CA2170149C (pt)
NZ (1) NZ273333A (pt)
OA (1) OA10272A (pt)
RU (1) RU2131938C1 (pt)
WO (1) WO1995008651A1 (pt)
ZA (1) ZA947251B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6200364B1 (en) 1999-08-13 2001-03-13 Antonio T. Robles Process for eluting precious metals from activated carbon
US6238632B1 (en) * 1999-12-09 2001-05-29 Ashland, Inc. Process and composition for removing precious metals from activated carbon
CN104087747B (zh) * 2014-04-21 2017-07-14 云南黄金矿业集团股份有限公司 从载金炭上解吸有价金属的方法
CA2972351C (en) * 2014-12-26 2020-08-25 Jx Nippon Mining & Metals Corporation Method for recovering gold from activated carbon
CN109852814B (zh) * 2019-02-25 2021-11-12 昆明理工大学 一种硫代硫酸盐提金法用改性载金炭上金的洗脱方法
RU2733855C1 (ru) * 2019-06-24 2020-10-07 Акционерное общество "Иркутский научно-исследовательский институт благородных и редких металлов и алмазов" АО "Иргиредмет" Способ извлечения золота и серебра из активных углей
RU2771077C1 (ru) * 2021-01-11 2022-04-26 Акционерное общество "Иркутский научно-исследовательский институт благородных и редких металлов и алмазов", АО "Иргиредмет" Способ извлечения золота с насыщенного угля

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3271135A (en) * 1963-12-26 1966-09-06 Davidoff Charles Gold recovery process using an alkali metal hydrosulfite with a water soluble oxygen containing compound
US3935006A (en) * 1975-03-19 1976-01-27 The United States Of America As Represented By The Secretary Of The Interior Process for eluting adsorbed gold and/or silver values from activated carbon
US4208378A (en) * 1976-02-24 1980-06-17 The United States Of America As Represented By The Secretary Of The Interior Desorption of gold from activated carbon
ZA785463B (en) * 1978-09-26 1980-01-30 Anglo Amer Corp South Africa Metal recovery
CA1232139A (en) * 1984-09-27 1988-02-02 Roman M. Genik-Sas-Berezowsky Process for separately recovering gold and silver from solution by carbon adsorption
US4816235A (en) * 1987-02-24 1989-03-28 Batric Pesic Silver and manganese recovery using acidified thiourea
WO1990000206A1 (en) * 1988-06-30 1990-01-11 Gosudarstvenny Nauchno-Issledovatelsky I Proektny Institut Po Obogascheniju Rud Tsvetnykh Metallov 'kazmekhanobr' Method of treating cyanide pulp
US4968346A (en) * 1989-09-29 1990-11-06 E. I. Du Pont De Nemours And Company Method for eluting adsorbed gold from carbon
CA2013536C (en) * 1990-03-30 1996-12-03 Kazi E. Haque Recovery of dissolved gold by sodium borohydride reduction
US5228903A (en) * 1990-04-18 1993-07-20 The Curators Of The University Of Missouri Of Columbia Method for stripping metals in solvent extraction
US5034055A (en) * 1990-07-25 1991-07-23 Cluff Mining Process for the enhanced production of silver from gold and silver bearing ore
US5073354A (en) * 1990-09-26 1991-12-17 Drew Chemical Corporation Process of stripping gold and silver from carbon
BR9106985A (pt) * 1990-11-15 1993-10-05 Sceresini Bruno Holdings Recuperacao de metais base por adsorcao de complexos ciano sobre carvao ativado
US5176886A (en) * 1991-01-23 1993-01-05 Bio-Recovery Systems, Inc. Rapid, ambient-temperature process for stripping gold bound to activated carbon

Also Published As

Publication number Publication date
NZ273333A (en) 1997-01-29
CA2170149A1 (en) 1995-03-30
ZA947251B (en) 1995-05-22
US5769925A (en) 1998-06-23
CA2170149C (en) 2004-11-23
EP0720661A1 (fr) 1996-07-10
WO1995008651A1 (fr) 1995-03-30
AU7657694A (en) 1995-04-10
OA10272A (en) 1997-10-07
AU686228B2 (en) 1998-02-05
RU2131938C1 (ru) 1999-06-20
CN1040999C (zh) 1998-12-02
CN1131442A (zh) 1996-09-18
EP0720661B1 (fr) 1998-06-10
BE1007516A3 (fr) 1995-07-25

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 16A ANUI DADE.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO NAO CUMPRIMENTO DO DESPACHO 24.3 NA RPI 2061 DE 06/07/2010 E COMPROVAR RECOLHIMENTO DA 17A, 18A E 19A ANUIDADES.