CA969763A - Concentration of precious metals - Google Patents

Concentration of precious metals

Info

Publication number
CA969763A
CA969763A CA141,594A CA141594A CA969763A CA 969763 A CA969763 A CA 969763A CA 141594 A CA141594 A CA 141594A CA 969763 A CA969763 A CA 969763A
Authority
CA
Canada
Prior art keywords
concentration
precious metals
precious
metals
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
Application number
CA141,594A
Other versions
CA141594S (en
Inventor
Charles E. O'neill
Peter J.M. Ryan
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.)
Vale Canada Ltd
Original Assignee
Vale Canada 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 Vale Canada Ltd filed Critical Vale Canada Ltd
Priority to CA141,594A priority Critical patent/CA969763A/en
Priority to ZA732908A priority patent/ZA732908B/en
Priority to ZM78/73*UA priority patent/ZM7873A1/en
Priority to AU55190/73A priority patent/AU448574B2/en
Priority to BE1005018A priority patent/BE799159A/en
Priority to IT68265/73A priority patent/IT985856B/en
Priority to BR3269/73A priority patent/BR7303269D0/en
Priority to DE2323186A priority patent/DE2323186C3/en
Priority to NL7306433A priority patent/NL7306433A/xx
Priority to JP48051056A priority patent/JPS4954205A/ja
Priority to FR7316566A priority patent/FR2183960A1/en
Application granted granted Critical
Publication of CA969763A publication Critical patent/CA969763A/en
Expired 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
    • 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
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt 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
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet 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
CA141,594A 1972-05-08 1972-05-08 Concentration of precious metals Expired CA969763A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
CA141,594A CA969763A (en) 1972-05-08 1972-05-08 Concentration of precious metals
ZA732908A ZA732908B (en) 1972-05-08 1973-04-30 Concentration of precious metals
AU55190/73A AU448574B2 (en) 1972-05-08 1973-05-03 Concentration of precious metals
ZM78/73*UA ZM7873A1 (en) 1972-05-08 1973-05-03 Concentration of precious metals
BE1005018A BE799159A (en) 1972-05-08 1973-05-07 CONCENTRATION OF PRECIOUS METALS,
IT68265/73A IT985856B (en) 1972-05-08 1973-05-07 PROCEDURE FOR THE CONCENTRATION OF PRECIOUS METALS
BR3269/73A BR7303269D0 (en) 1972-05-08 1973-05-07 PROCESS FOR TREATING SULPHIDE TYPE MATERIALS
DE2323186A DE2323186C3 (en) 1972-05-08 1973-05-08 Process for the treatment of finely divided sulphide materials containing precious metals
NL7306433A NL7306433A (en) 1972-05-08 1973-05-08
JP48051056A JPS4954205A (en) 1972-05-08 1973-05-08
FR7316566A FR2183960A1 (en) 1972-05-08 1973-05-08 Noble metal concentrate - from sulphide material by treating aqs suspension with oxygen at elevated temp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA141,594A CA969763A (en) 1972-05-08 1972-05-08 Concentration of precious metals

Publications (1)

Publication Number Publication Date
CA969763A true CA969763A (en) 1975-06-24

Family

ID=4093210

Family Applications (1)

Application Number Title Priority Date Filing Date
CA141,594A Expired CA969763A (en) 1972-05-08 1972-05-08 Concentration of precious metals

Country Status (10)

Country Link
JP (1) JPS4954205A (en)
BE (1) BE799159A (en)
BR (1) BR7303269D0 (en)
CA (1) CA969763A (en)
DE (1) DE2323186C3 (en)
FR (1) FR2183960A1 (en)
IT (1) IT985856B (en)
NL (1) NL7306433A (en)
ZA (1) ZA732908B (en)
ZM (1) ZM7873A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5421858A (en) * 1991-10-30 1995-06-06 Novagold Resources Inc. Ore feed heating
US5489326A (en) * 1994-10-04 1996-02-06 Barrick Gold Corporation Gold recovery using controlled oxygen distribution pressure oxidation

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1229487A (en) * 1984-09-27 1987-11-24 Roman M. Genik-Sas-Berezowsky Process for the recovery of silver from a residue essentially free of elemental sulphur
JP2010180450A (en) * 2009-02-05 2010-08-19 Sumitomo Metal Mining Co Ltd Method for concentrating gold from copper-sulfide ore
JP2010235999A (en) * 2009-03-31 2010-10-21 Sumitomo Metal Mining Co Ltd Method for concentrating gold from copper sulfide mineral

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5421858A (en) * 1991-10-30 1995-06-06 Novagold Resources Inc. Ore feed heating
US5489326A (en) * 1994-10-04 1996-02-06 Barrick Gold Corporation Gold recovery using controlled oxygen distribution pressure oxidation

Also Published As

Publication number Publication date
IT985856B (en) 1974-12-20
FR2183960A1 (en) 1973-12-21
DE2323186B2 (en) 1975-03-27
DE2323186C3 (en) 1975-11-06
ZM7873A1 (en) 1974-01-21
BR7303269D0 (en) 1974-06-27
BE799159A (en) 1973-11-07
NL7306433A (en) 1973-11-12
AU5519073A (en) 1974-05-23
JPS4954205A (en) 1974-05-27
ZA732908B (en) 1974-04-24
DE2323186A1 (en) 1973-11-22

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