Progress reports :
metallurgical division.
[No.] 31,
Ore-dressing studies : flotation of Southern Illinois lead-zinc-fluorspar ores /
by J.B. Clemmer, [and others].

Description

Related Names

Guggenheim, M., author.
DeVaney, F. D., author.
Duncan, W. E., author.
Clemmer, J. B. (Julius Bruce), 1904-1963, author.
United States. Bureau of Mines.

Language(s)

English

Published

[Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, 1939.

Subjects

Flotation.
Fluorspar > Fluorspar / Illinois.
Zinc > Zinc / Illinois.
Lead > Lead / Illinois.

Note

"March 1939."

Physical Description

31 p. : ill. ; 27 cm.

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