FR1092175A - Process for the extraction of niobium from limestone containing - Google Patents

Process for the extraction of niobium from limestone containing

Info

Publication number
FR1092175A
FR1092175A FR1092175DA FR1092175A FR 1092175 A FR1092175 A FR 1092175A FR 1092175D A FR1092175D A FR 1092175DA FR 1092175 A FR1092175 A FR 1092175A
Authority
FR
France
Prior art keywords
niobium
extraction
limestone containing
limestone
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
Other languages
French (fr)
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.)
Fu R Elektrometallurgie M B H
Original Assignee
Fu R Elektrometallurgie M B H
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 Fu R Elektrometallurgie M B H filed Critical Fu R Elektrometallurgie M B H
Application granted granted Critical
Publication of FR1092175A publication Critical patent/FR1092175A/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
    • C22B34/00—Obtaining refractory metals
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/24—Obtaining niobium or tantalum

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR1092175D 1953-02-23 1954-02-02 Process for the extraction of niobium from limestone containing Expired FR1092175A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1092175X 1953-02-23

Publications (1)

Publication Number Publication Date
FR1092175A true FR1092175A (en) 1955-04-19

Family

ID=7722010

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1092175D Expired FR1092175A (en) 1953-02-23 1954-02-02 Process for the extraction of niobium from limestone containing

Country Status (1)

Country Link
FR (1) FR1092175A (en)

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