Process for separating antimony from columbium solutions

Details Process for separating antimony from columbium solutions Process for separating antimony from columbium solutions

1983-11-07

1985-05-21

Carter, Herbert T.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group vb metal

423 87, 75101BE, C01G 3300, C01G 3000

Patent

active

045185700

ABSTRACT:
A process is disclosed for producing columbium solutions substantially free from antimony contamination. An aqueous columbium solution is contacted with an organic solvent to extract the antimony.

REFERENCES:
patent: 2767047 (1956-10-01), Wilhelm et al.
patent: 2795481 (1957-06-01), Hicks et al.
West, "Metallurgical", Jun., 1956, pp. 292-294.
Stevenson et al., "Anal. Chemistry", vol. 25, 1953, pp. 1517-1519.

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