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Separation of tantalum from columbium by the hydrofluoric acid-sulfuric acid-methyl isobutyl ketone system
Extraction of tantalum and columbium from ores and concentrates by chlorination
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Published Year
1960-1969 (2)
Subject
Niobium (2) *
Tantalum (2)
Chlorination (1)
Extraction (Chemistry) (1)
Author
May, Sherman L. (2) *
Engel, G. T. (1)
Goff, T. N. (1)
Tews, J. L. (1)
