CA541515A - Preparation of columbium and tantalum - Google Patents

Preparation of columbium and tantalum

Info

Publication number
CA541515A
CA541515A CA541515A CA541515DA CA541515A CA 541515 A CA541515 A CA 541515A CA 541515 A CA541515 A CA 541515A CA 541515D A CA541515D A CA 541515DA CA 541515 A CA541515 A CA 541515A
Authority
CA
Canada
Prior art keywords
columbium
tantalum
preparation
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
CA541515A
Other languages
French (fr)
Inventor
L. Baughman Robert
F. Taylor Donald
F. Yntema Leonard
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.)
Fansteel Inc
Original Assignee
Fansteel Inc
Publication date
Application granted granted Critical
Publication of CA541515A publication Critical patent/CA541515A/en
Expired legal-status Critical Current

Links

CA541515A Preparation of columbium and tantalum Expired CA541515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA541515T

Publications (1)

Publication Number Publication Date
CA541515A true CA541515A (en) 1957-05-28

Family

ID=35698664

Family Applications (1)

Application Number Title Priority Date Filing Date
CA541515A Expired CA541515A (en) Preparation of columbium and tantalum

Country Status (1)

Country Link
CA (1) CA541515A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2992095A (en) * 1958-01-17 1961-07-11 Wah Chang Corp Process of separating niobium and tantalum values in oxidic ores and of producing pure niobium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2992095A (en) * 1958-01-17 1961-07-11 Wah Chang Corp Process of separating niobium and tantalum values in oxidic ores and of producing pure niobium

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