BR112013021490A2 - PROCESS FOR RECOVERING BASE METALS AND PRECIOUS METALS FROM ORE OR CONCENTRATES - Google Patents

PROCESS FOR RECOVERING BASE METALS AND PRECIOUS METALS FROM ORE OR CONCENTRATES

Info

Publication number
BR112013021490A2
BR112013021490A2 BR112013021490A BR112013021490A BR112013021490A2 BR 112013021490 A2 BR112013021490 A2 BR 112013021490A2 BR 112013021490 A BR112013021490 A BR 112013021490A BR 112013021490 A BR112013021490 A BR 112013021490A BR 112013021490 A2 BR112013021490 A2 BR 112013021490A2
Authority
BR
Brazil
Prior art keywords
metals
ore
concentrates
pile
precious metals
Prior art date
Application number
BR112013021490A
Other languages
Portuguese (pt)
Inventor
Johannes Eksteen Jacobus
Malumbo Mwase James
Jochen Petersen
Original Assignee
Western Platinum 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 Western Platinum Ltd filed Critical Western Platinum Ltd
Publication of BR112013021490A2 publication Critical patent/BR112013021490A2/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
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • 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
    • 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)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

processo para recuperar metais básicos e metais preciosos de minérios ou concentrados esta invenção se refere a um processo eficiente em energia para recuperar metais básicos e metais preciosos de minérios ou concentrados, o processo incluindo as etapas de construir uma pilha (10) compreendendo minério e/ou concentrado contendo metais básicos e metais preciosos, e lixiviar e remover metais básicos inoculando a pilha com inóculos de bactérias termofílicas e archaea e biolixiviar o minério e/ou concentrado em um processo exotérmico; e em seguida lixiviar a pilha (12) com solução aquosa de cianeto (32) que foi aquecida até uma temperatura acima de 40°c e abaixo de 90°c por painéis solares (14) para remover metais preciosos da pilha em uma solução de lixiviados (26).process for recovering base metals and precious metals from ores or concentrates this invention relates to an energy efficient process for recovering base metals and precious metals from ores or concentrates, the process including the steps of constructing a pile (10) comprising ore and/or or concentrate containing base metals and precious metals, and leach and remove base metals by inoculating the pile with inocula of thermophilic bacteria and archaea and bioleaching the ore and/or concentrate in an exothermic process; and then leaching the pile (12) with aqueous cyanide solution (32) that has been heated to a temperature above 40°c and below 90°c by solar panels (14) to remove precious metals from the pile in a leachate solution (26).

BR112013021490A 2011-02-23 2011-09-28 PROCESS FOR RECOVERING BASE METALS AND PRECIOUS METALS FROM ORE OR CONCENTRATES BR112013021490A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA201101436 2011-02-23
PCT/IB2011/054270 WO2012114165A1 (en) 2011-02-23 2011-09-28 Energy efficient recovery of precious metals and base metals

Publications (1)

Publication Number Publication Date
BR112013021490A2 true BR112013021490A2 (en) 2024-01-16

Family

ID=44907918

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013021490A BR112013021490A2 (en) 2011-02-23 2011-09-28 PROCESS FOR RECOVERING BASE METALS AND PRECIOUS METALS FROM ORE OR CONCENTRATES

Country Status (7)

Country Link
AP (1) AP2013007118A0 (en)
AU (1) AU2011360586A1 (en)
BR (1) BR112013021490A2 (en)
CL (1) CL2013002397A1 (en)
MX (1) MX2013009642A (en)
RU (1) RU2013142830A (en)
WO (1) WO2012114165A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2825511C (en) * 2012-10-28 2016-04-05 Syncrude Canada Ltd. In Trust For The Owners Of The Syncrude Project Subaqueous mining tailings placement
WO2016168930A1 (en) 2015-04-21 2016-10-27 University Of Saskatchewan Methods for simultaneous leaching and extraction of precious metals
CN109929996B (en) * 2017-12-19 2020-12-08 有研工程技术研究院有限公司 Selective bioleaching process for high-iron low-grade nickel sulfide ore
CN109957649B (en) * 2017-12-25 2020-08-14 有研工程技术研究院有限公司 Method for preparing high-quality iron ore concentrate and cooperatively recovering copper and zinc from complex sulfur ore concentrate
CN109250882A (en) * 2018-10-12 2019-01-22 江西省科学院生物资源研究所 A kind of method of animal waste heavy metal removing
AU2021205046B2 (en) * 2020-07-17 2022-09-01 Anglo American Technical & Sustainability Services Ltd An integrated heap leach process
CN114317998B (en) * 2021-12-29 2023-07-04 上海第二工业大学 Method for treating impurity metal in waste palladium-carbon catalyst by coupling micro-electric field with microorganism

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8810736D0 (en) * 1988-05-06 1988-06-08 Interox Chemicals Ltd Heap leaching
US5332559A (en) * 1991-07-10 1994-07-26 Newmont Gold Co. Biooxidation process for recovery of metal values from sulphur-containing ore materials
US6096113A (en) * 1997-05-16 2000-08-01 Echo Bay Mines, Limited Integrated, closed tank biooxidation/heap bioleach/precious metal leach processes for treating refractory sulfide ores

Also Published As

Publication number Publication date
AP2013007118A0 (en) 2013-09-30
RU2013142830A (en) 2015-04-10
CL2013002397A1 (en) 2014-04-21
MX2013009642A (en) 2014-01-17
WO2012114165A1 (en) 2012-08-30
AU2011360586A1 (en) 2013-08-29

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 4A, 5A, 6A, 7A, 8A, 9A, 10A, 11A E 12A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2768 DE 23/01/2024.