CA541517A - Tantalum and columbium recovery - Google Patents

Tantalum and columbium recovery

Info

Publication number
CA541517A
CA541517A CA541517A CA541517DA CA541517A CA 541517 A CA541517 A CA 541517A CA 541517 A CA541517 A CA 541517A CA 541517D A CA541517D A CA 541517DA CA 541517 A CA541517 A CA 541517A
Authority
CA
Canada
Prior art keywords
columbium
tantalum
recovery
columbium recovery
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
CA541517A
Other languages
French (fr)
Inventor
L. Baughman Robert
F. Yntema Leonard
F. Taylor Donald
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 CA541517A publication Critical patent/CA541517A/en
Expired legal-status Critical Current

Links

CA541517A Tantalum and columbium recovery Expired CA541517A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA541517T

Publications (1)

Publication Number Publication Date
CA541517A true CA541517A (en) 1957-05-28

Family

ID=35698666

Family Applications (1)

Application Number Title Priority Date Filing Date
CA541517A Expired CA541517A (en) Tantalum and columbium recovery

Country Status (1)

Country Link
CA (1) CA541517A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2950185A (en) * 1958-06-13 1960-08-23 Nat Res Corp Production of tantalum powder
US5188810A (en) * 1991-06-27 1993-02-23 Teledyne Industries, Inc. Process for making niobium oxide
US5211921A (en) * 1991-06-27 1993-05-18 Teledyne Industries, Inc. Process of making niobium oxide
US5234674A (en) * 1991-06-27 1993-08-10 Teledyne Industries, Inc. Process for the preparation of metal carbides
US5284639A (en) * 1991-06-27 1994-02-08 Teledyne Industries, Inc. Method for the preparation of niobium nitride
US5322548A (en) * 1991-06-27 1994-06-21 Teledyne Industries, Inc. Recovery of niobium metal
US5468464A (en) * 1991-06-27 1995-11-21 Teledyne Industries, Inc. Process for the preparation of metal hydrides

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2950185A (en) * 1958-06-13 1960-08-23 Nat Res Corp Production of tantalum powder
US5188810A (en) * 1991-06-27 1993-02-23 Teledyne Industries, Inc. Process for making niobium oxide
US5211921A (en) * 1991-06-27 1993-05-18 Teledyne Industries, Inc. Process of making niobium oxide
US5234674A (en) * 1991-06-27 1993-08-10 Teledyne Industries, Inc. Process for the preparation of metal carbides
US5284639A (en) * 1991-06-27 1994-02-08 Teledyne Industries, Inc. Method for the preparation of niobium nitride
US5322548A (en) * 1991-06-27 1994-06-21 Teledyne Industries, Inc. Recovery of niobium metal
US5468464A (en) * 1991-06-27 1995-11-21 Teledyne Industries, Inc. Process for the preparation of metal hydrides

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