CA992328A - Sulphurous acid leaching - Google Patents

Sulphurous acid leaching

Info

Publication number
CA992328A
CA992328A CA179,265A CA179265A CA992328A CA 992328 A CA992328 A CA 992328A CA 179265 A CA179265 A CA 179265A CA 992328 A CA992328 A CA 992328A
Authority
CA
Canada
Prior art keywords
acid leaching
sulphurous acid
sulphurous
leaching
acid
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
CA179,265A
Other versions
CA179265S (en
Inventor
Philip C. Bower
Peter J. Brandt
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 Corp of South Africa Ltd
Original Assignee
Anglo American Corp of South Africa 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 ZA725768A external-priority patent/ZA725768B/en
Application filed by Anglo American Corp of South Africa Ltd filed Critical Anglo American Corp of South Africa Ltd
Application granted granted Critical
Publication of CA992328A publication Critical patent/CA992328A/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
    • C22B15/00—Obtaining copper
    • C22B15/0063—Hydrometallurgy
    • C22B15/0065—Leaching or slurrying
    • C22B15/0067—Leaching or slurrying with acids or salts thereof
    • C22B15/0071—Leaching or slurrying with acids or salts thereof containing sulfur
    • 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

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)
  • Extraction Or Liquid Replacement (AREA)
CA179,265A 1972-08-22 1973-08-21 Sulphurous acid leaching Expired CA992328A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA725768A ZA725768B (en) 1972-08-22 1972-08-22 Benefication of metallic ores
ZA732600 1973-04-16

Publications (1)

Publication Number Publication Date
CA992328A true CA992328A (en) 1976-07-06

Family

ID=27131057

Family Applications (1)

Application Number Title Priority Date Filing Date
CA179,265A Expired CA992328A (en) 1972-08-22 1973-08-21 Sulphurous acid leaching

Country Status (6)

Country Link
JP (1) JPS49133216A (en)
CA (1) CA992328A (en)
FI (1) FI62343C (en)
FR (1) FR2197070A1 (en)
IE (1) IE38111B1 (en)
OA (1) OA04485A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR326325A (en) * 1902-11-14 1903-05-21 Von Gernet Copper Ltd Soc Improved process and apparatus for extracting copper from its ore
US1357952A (en) * 1919-09-30 1920-11-09 Niels C Christensen Process of treating copper ores

Also Published As

Publication number Publication date
JPS49133216A (en) 1974-12-20
OA04485A (en) 1980-03-15
FI62343C (en) 1982-12-10
FI62343B (en) 1982-08-31
IE38111L (en) 1974-02-22
FR2197070B1 (en) 1977-09-09
IE38111B1 (en) 1977-12-21
FR2197070A1 (en) 1974-03-22

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