ZA838949B - Recovery of precious metals - Google Patents

Recovery of precious metals

Info

Publication number
ZA838949B
ZA838949B ZA838949A ZA838949A ZA838949B ZA 838949 B ZA838949 B ZA 838949B ZA 838949 A ZA838949 A ZA 838949A ZA 838949 A ZA838949 A ZA 838949A ZA 838949 B ZA838949 B ZA 838949B
Authority
ZA
South Africa
Prior art keywords
recovery
precious metals
precious
metals
Prior art date
Application number
ZA838949A
Inventor
Stuart Guy Clarke
Original Assignee
Stuart Guy Clarke
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 Stuart Guy Clarke filed Critical Stuart Guy Clarke
Publication of ZA838949B publication Critical patent/ZA838949B/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
    • C22B15/00—Obtaining copper
    • C22B15/0063—Hydrometallurgy
    • C22B15/0084—Treating solutions
    • C22B15/0089—Treating solutions by chemical methods
    • C22B15/0091—Treating solutions by chemical methods by cementation
    • 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
    • C22B15/00—Obtaining copper
    • C22B15/0063—Hydrometallurgy
    • C22B15/0065—Leaching or slurrying
    • C22B15/0067—Leaching or slurrying with acids or salts thereof
    • C22B15/0073—Leaching or slurrying with acids or salts thereof containing nitrogen
    • C22B15/0076—Cyanide groups
    • 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
    • C22B15/00—Obtaining copper
    • C22B15/0063—Hydrometallurgy
    • C22B15/0084—Treating solutions
    • C22B15/0089—Treating solutions by chemical methods
    • 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
ZA838949A 1982-12-02 1983-12-01 Recovery of precious metals ZA838949B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPF708582 1982-12-02

Publications (1)

Publication Number Publication Date
ZA838949B true ZA838949B (en) 1984-07-25

Family

ID=3769864

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA838949A ZA838949B (en) 1982-12-02 1983-12-01 Recovery of precious metals

Country Status (3)

Country Link
PH (1) PH20566A (en)
WO (1) WO1984002148A1 (en)
ZA (1) ZA838949B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5411575A (en) * 1994-03-25 1995-05-02 E. I. Du Pont De Nemours And Company Hydrometallurgical extraction process
CN102242269A (en) * 2011-06-30 2011-11-16 长春黄金研究院 Method for selectively recovering lead from pregnant solution containing cyanides and heavy metals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1397684A (en) * 1919-12-24 1921-11-22 Albert W Hahn Cyanid process
US1699350A (en) * 1925-10-01 1929-01-15 Oliver Continuous Filter Compa Method of separating precious metals and copper from cyanide solution
US2100865A (en) * 1935-06-03 1937-11-30 Merrill Co Cyanide process
GB1050303A (en) * 1964-12-14 1900-01-01
GB1079615A (en) * 1965-12-30 1967-08-16 Charles Davidoff Silver recovery process
JPS5822530B2 (en) * 1978-06-30 1983-05-10 住友金属鉱山株式会社 Method for recovering gold and silver from an aqueous solution containing valuable metal cyanide

Also Published As

Publication number Publication date
PH20566A (en) 1987-02-18
WO1984002148A1 (en) 1984-06-07

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