FR2117919B1 - - Google Patents

Info

Publication number
FR2117919B1
FR2117919B1 FR7143849A FR7143849A FR2117919B1 FR 2117919 B1 FR2117919 B1 FR 2117919B1 FR 7143849 A FR7143849 A FR 7143849A FR 7143849 A FR7143849 A FR 7143849A FR 2117919 B1 FR2117919 B1 FR 2117919B1
Authority
FR
France
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
FR7143849A
Other languages
French (fr)
Other versions
FR2117919A1 (en
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.)
Western Mining Corp Ltd
Original Assignee
Western Mining 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
Application filed by Western Mining Corp Ltd filed Critical Western Mining Corp Ltd
Publication of FR2117919A1 publication Critical patent/FR2117919A1/fr
Application granted granted Critical
Publication of FR2117919B1 publication Critical patent/FR2117919B1/fr
Granted 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
    • C22B34/00—Obtaining refractory metals
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/22—Obtaining vanadium

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)
FR7143849A 1970-12-08 1971-12-07 Vanadium extraction - by roasting in two or three stages Granted FR2117919A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPA342970 1970-12-08

Publications (2)

Publication Number Publication Date
FR2117919A1 FR2117919A1 (en) 1972-07-28
FR2117919B1 true FR2117919B1 (OSRAM) 1975-08-29

Family

ID=3764720

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7143849A Granted FR2117919A1 (en) 1970-12-08 1971-12-07 Vanadium extraction - by roasting in two or three stages

Country Status (4)

Country Link
CA (1) CA957510A (OSRAM)
DE (1) DE2160517A1 (OSRAM)
FR (1) FR2117919A1 (OSRAM)
ZA (1) ZA717165B (OSRAM)

Also Published As

Publication number Publication date
CA957510A (en) 1974-11-12
ZA717165B (en) 1972-07-26
FR2117919A1 (en) 1972-07-28
DE2160517A1 (de) 1972-06-29

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Legal Events

Date Code Title Description
ST Notification of lapse