GB482095A - Improvements relating to the extraction of gold and/or silver from ores and metallurgical products - Google Patents

Improvements relating to the extraction of gold and/or silver from ores and metallurgical products

Info

Publication number
GB482095A
GB482095A GB19349/37A GB1934937A GB482095A GB 482095 A GB482095 A GB 482095A GB 19349/37 A GB19349/37 A GB 19349/37A GB 1934937 A GB1934937 A GB 1934937A GB 482095 A GB482095 A GB 482095A
Authority
GB
United Kingdom
Prior art keywords
ores
gold
silver
extraction
improvements relating
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
GB19349/37A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB482095A publication Critical patent/GB482095A/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
    • C22B11/00—Obtaining noble metals
    • C22B11/08—Obtaining noble metals by cyaniding

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)

Abstract

Gold and silver are extracted from ores and other products by means of cyanide in presence of copper carbonate and ammonia, the copper carbonate being originally present in the material or being added thereto.
GB19349/37A 1936-08-06 1937-07-13 Improvements relating to the extraction of gold and/or silver from ores and metallurgical products Expired GB482095A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU482095X 1936-08-06

Publications (1)

Publication Number Publication Date
GB482095A true GB482095A (en) 1938-03-23

Family

ID=3734973

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19349/37A Expired GB482095A (en) 1936-08-06 1937-07-13 Improvements relating to the extraction of gold and/or silver from ores and metallurgical products

Country Status (1)

Country Link
GB (1) GB482095A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3242090A (en) * 1964-03-10 1966-03-22 Macdermid Inc Compositions for and methods of removing gold deposits by chemical action
US3709695A (en) * 1970-07-16 1973-01-09 Motorola Inc Fabrication of semiconductor devices

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3242090A (en) * 1964-03-10 1966-03-22 Macdermid Inc Compositions for and methods of removing gold deposits by chemical action
US3709695A (en) * 1970-07-16 1973-01-09 Motorola Inc Fabrication of semiconductor devices

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