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ATE254672T1 - REFINING MINERAL CONCENTRATES CONTAINING PRECIOUS METALS BY CHLORINATING - Google Patents

REFINING MINERAL CONCENTRATES CONTAINING PRECIOUS METALS BY CHLORINATING

Info

Publication number
ATE254672T1
ATE254672T1 AT00305920T AT00305920T ATE254672T1 AT E254672 T1 ATE254672 T1 AT E254672T1 AT 00305920 T AT00305920 T AT 00305920T AT 00305920 T AT00305920 T AT 00305920T AT E254672 T1 ATE254672 T1 AT E254672T1
Authority
AT
Austria
Prior art keywords
chlorinating
precious metals
concentrates containing
containing precious
mineral concentrates
Prior art date
Application number
AT00305920T
Other languages
German (de)
Inventor
Deborah Carol Craig
Richard Alasdhair Grant
Original Assignee
Anglo American Platinum Corp
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
Priority claimed from GBGB9917564.8A external-priority patent/GB9917564D0/en
Application filed by Anglo American Platinum Corp filed Critical Anglo American Platinum Corp
Application granted granted Critical
Publication of ATE254672T1 publication Critical patent/ATE254672T1/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
    • C22B11/00—Obtaining noble metals
    • C22B11/02—Obtaining noble metals by dry 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
    • C22B11/06—Chloridising

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

Precious metal-containing concentrates are subjected to high temperature chlorination using HCl gas, an optional reduction, an oxidation and finally a reduction, to remove most of the base metals especially the amphoteric elements.
AT00305920T 1999-07-27 2000-07-12 REFINING MINERAL CONCENTRATES CONTAINING PRECIOUS METALS BY CHLORINATING ATE254672T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9917564.8A GB9917564D0 (en) 1999-07-27 1999-07-27 Improvements in refining

Publications (1)

Publication Number Publication Date
ATE254672T1 true ATE254672T1 (en) 2003-12-15

Family

ID=10857981

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00305920T ATE254672T1 (en) 1999-07-27 2000-07-12 REFINING MINERAL CONCENTRATES CONTAINING PRECIOUS METALS BY CHLORINATING

Country Status (6)

Country Link
AT (1) ATE254672T1 (en)
AU (1) AU776130B2 (en)
CA (1) CA2314581C (en)
DE (1) DE60006617T2 (en)
NZ (1) NZ505992A (en)
ZA (1) ZA200003770B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2435779A1 (en) 2003-07-22 2005-01-22 Institut National De La Recherche Scientifique A process for recovering platinum group metals from ores and concentrates
WO2011161597A1 (en) 2010-06-22 2011-12-29 Anglo Platinum Management Services (Proprietary) Limited Upgrading of precious metals concentrates and residues
CA2825996A1 (en) * 2011-02-03 2012-08-09 Western Platinum Ltd Refining of platinum group metals concentrates

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1502765A (en) * 1974-03-21 1978-03-01 Matthey Rustenburg Refines Refining of metals
US5104445A (en) * 1987-07-31 1992-04-14 Chevron Research & Technology Co. Process for recovering metals from refractory ores
JPH01304084A (en) * 1988-06-01 1989-12-07 Inax Corp Painting method for shower metal fitting

Also Published As

Publication number Publication date
AU776130B2 (en) 2004-08-26
ZA200003770B (en) 2001-02-12
DE60006617T2 (en) 2004-09-30
CA2314581A1 (en) 2001-01-27
CA2314581C (en) 2010-02-23
DE60006617D1 (en) 2003-12-24
AU4873100A (en) 2001-02-01
NZ505992A (en) 2001-07-27

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