Method of obtaining tantalum-niobium from ores having a high tit

Details Method of obtaining tantalum-niobium from ores having a high tit Method of obtaining tantalum-niobium from ores having a high tit

1978-07-18

1980-03-11

Rosenberg, P. D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 27, 75257, C22B 400, C21B 1502, C22B 910

Patent

active

041926749

ABSTRACT:
A process for obtaining metal rich in tantalum and niobium from ore having a high titanium content comprising stepwise electrothermal ore reduction in the presence of aluminum, calcium oxide and barium sulfate.

REFERENCES:
patent: 2905549 (1959-09-01), Taylor
patent: 2905550 (1959-09-01), Taylor
patent: 2992095 (1961-07-01), Li
patent: 3184302 (1965-05-01), Chindgren
patent: 3232749 (1966-02-01), Yntema

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