Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent
1983-06-10
1984-12-18
Rosenberg, Peter D.
Specialized metallurgical processes, compositions for use therei
Processes
Electrothermic processes
75 49, 75 65EB, C22B 400
Patent
active
044889020
ABSTRACT:
A multistage method of refining a metal containing at least two metallic components in at least two sequential metal vaporization stages substantially horizontally arranged and each having a metal feed thereto, comprises,
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Duval Corporation
Rosenberg Peter D.
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