BR9001538A - Processo para a extracao de ouro e/ou prata,processo e equipamento para a producao de peroxidos pouco soluveis de metais divalentes,e metais ouro e/ou prata produzidos por estes processo - Google Patents

Processo para a extracao de ouro e/ou prata,processo e equipamento para a producao de peroxidos pouco soluveis de metais divalentes,e metais ouro e/ou prata produzidos por estes processo

Info

Publication number
BR9001538A
BR9001538A BR909001538A BR9001538A BR9001538A BR 9001538 A BR9001538 A BR 9001538A BR 909001538 A BR909001538 A BR 909001538A BR 9001538 A BR9001538 A BR 9001538A BR 9001538 A BR9001538 A BR 9001538A
Authority
BR
Brazil
Prior art keywords
gold
extraction process
silver extraction
silver
extraction
Prior art date
Application number
BR909001538A
Other languages
English (en)
Inventor
Anthony John Nogent
Original Assignee
Interox Chemicals 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 Interox Chemicals Ltd filed Critical Interox Chemicals Ltd
Publication of BR9001538A publication Critical patent/BR9001538A/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
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/12—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions
    • 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
    • C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
    • 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)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BR909001538A 1989-04-04 1990-04-03 Processo para a extracao de ouro e/ou prata,processo e equipamento para a producao de peroxidos pouco soluveis de metais divalentes,e metais ouro e/ou prata produzidos por estes processo BR9001538A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPJ351189 1989-04-04

Publications (1)

Publication Number Publication Date
BR9001538A true BR9001538A (pt) 1991-04-23

Family

ID=3773824

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909001538A BR9001538A (pt) 1989-04-04 1990-04-03 Processo para a extracao de ouro e/ou prata,processo e equipamento para a producao de peroxidos pouco soluveis de metais divalentes,e metais ouro e/ou prata produzidos por estes processo

Country Status (7)

Country Link
AU (1) AU631411B2 (pt)
BR (1) BR9001538A (pt)
CA (1) CA2013842A1 (pt)
FR (1) FR2645176B1 (pt)
NZ (1) NZ233186A (pt)
PH (1) PH27542A (pt)
ZA (1) ZA902545B (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990013676A1 (en) * 1989-04-28 1990-11-15 Cra Services Limited Recovery of gold and silver from complex refractory sulphide ores by cyanidisation and oxidation with peroxides
ZA903216B (en) * 1989-04-28 1991-02-27 Cra Services Improving recovery of precious metals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE85239C (pt) *
DE3163044D1 (en) * 1980-05-15 1984-05-17 Interox Chemicals Ltd The production of alkali metal or alkaline earth metal peroxides and peroxides when so produced
DE3025682A1 (de) * 1980-07-07 1982-02-11 Peroxid-Chemie GmbH, 8023 Höllriegelskreuth Verfahren zur herstellung von peroxiden zweiwertiger metalle
DE3637082C1 (de) * 1986-10-31 1988-05-19 Degussa Verfahren zur Laugung von Edelmetallen aus Erzen oder Erzkonzentraten mit cyanidischen Loesungen unter Zusatz von Wasserstoffperoxid
GB8810736D0 (en) * 1988-05-06 1988-06-08 Interox Chemicals Ltd Heap leaching
WO1990013676A1 (en) * 1989-04-28 1990-11-15 Cra Services Limited Recovery of gold and silver from complex refractory sulphide ores by cyanidisation and oxidation with peroxides

Also Published As

Publication number Publication date
PH27542A (en) 1993-08-18
AU631411B2 (en) 1992-11-26
FR2645176A1 (fr) 1990-10-05
ZA902545B (en) 1991-03-27
CA2013842A1 (en) 1990-10-04
NZ233186A (en) 1992-04-28
FR2645176B1 (fr) 1995-02-03
AU5251490A (en) 1990-10-11

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Legal Events

Date Code Title Description
FB20 Grant procedure suspended (art. 20)
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
HKFB Grant procedure suspended (deleted)
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law