Title:
Smelting of metallurgical dusts
United States Patent 2139065
Inventors:
Betterton, Jesse O.
Phillips, Albert J.
Allen, Ross E.
Publication Date:
12/06/1938
Export Citation:
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Assignee:
American, Smelting Refining
Primary Class:
75/10.31
Other Classes:
75/10.29, 75/10.49, 75/10.62, 75/769, 75/961
International Classes:
C22B19/18; C22B19/00
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