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DE60006617D1 - Refining mineral concentrates containing precious metals by chlorination - Google Patents

Refining mineral concentrates containing precious metals by chlorination

Info

Publication number
DE60006617D1
DE60006617D1 DE60006617T DE60006617T DE60006617D1 DE 60006617 D1 DE60006617 D1 DE 60006617D1 DE 60006617 T DE60006617 T DE 60006617T DE 60006617 T DE60006617 T DE 60006617T DE 60006617 D1 DE60006617 D1 DE 60006617D1
Authority
DE
Germany
Prior art keywords
chlorination
precious metals
concentrates containing
containing precious
mineral concentrates
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60006617T
Other languages
German (de)
Other versions
DE60006617T2 (en
Inventor
Deborah Carol Craig
Richard Alasdhair Grant
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anglo American Platinum Corp Ltd
Original Assignee
Anglo American Platinum Corp 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
Priority claimed from GBGB9917564.8A external-priority patent/GB9917564D0/en
Application filed by Anglo American Platinum Corp Ltd filed Critical Anglo American Platinum Corp Ltd
Publication of DE60006617D1 publication Critical patent/DE60006617D1/en
Application granted granted Critical
Publication of DE60006617T2 publication Critical patent/DE60006617T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Processing Of Solid Wastes (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.
DE2000606617 1999-07-27 2000-07-12 Refining mineral concentrates containing precious metals by chlorination Expired - Lifetime DE60006617T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9914564 1999-07-27
GBGB9917564.8A GB9917564D0 (en) 1999-07-27 1999-07-27 Improvements in refining

Publications (2)

Publication Number Publication Date
DE60006617D1 true DE60006617D1 (en) 2003-12-24
DE60006617T2 DE60006617T2 (en) 2004-09-30

Family

ID=10857981

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2000606617 Expired - Lifetime DE60006617T2 (en) 1999-07-27 2000-07-12 Refining mineral concentrates containing precious metals by chlorination

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
US9194022B2 (en) 2010-06-22 2015-11-24 Rustenburg Platinum Mines Limited Upgrading of precious metals concentrates and residues
RU2013140479A (en) * 2011-02-03 2015-03-10 Вэстерн Плэтинум Лтд REFINING PLATINUM METAL 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
NZ505992A (en) 2001-07-27
CA2314581A1 (en) 2001-01-27
ATE254672T1 (en) 2003-12-15
AU776130B2 (en) 2004-08-26
CA2314581C (en) 2010-02-23
ZA200003770B (en) 2001-02-12
AU4873100A (en) 2001-02-01
DE60006617T2 (en) 2004-09-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: KROHER, STROBEL RECHTS- UND PATENTANWAELTE, 80336

8328 Change in the person/name/address of the agent

Representative=s name: DR. SCHOEN & PARTNER, 80336 MUENCHEN