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X-ray spectrographic analysis for trace quantities of tantalum in columbium
Smelting cement copper in an electric-arc furnace
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Published Year
1960-1969 (1)
1970-1979 (1)
Subject
Copper--Metallurgy (1)
Electric furnaces (1)
Niobium (1)
Tantalum (1)
X-ray spectroscopy (1)
Author
Niebuhr, W. J. (2) *
Anable, W. E., (1)
Farrell, R. F. (1)
Hauger, J. R. (1)
Hunter, W. L. (1)
Paulson, D. L. (1)
Romans, P. A. (1)