Investigation of the circular concentrator-flotation circle system for cleaning fine coal /
by D.W. Kestner, Jr. and D.S. Confer.
Description
- Language(s)
-
English
- Published
-
University Park, Pa. : Pennsylvania State University, 1962.
- Note
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"September 10, 1962."
"An investigation conducted under the auspices of the Coal Research Board of the Commonwealth of Pennsylvania, Contract Number CR-29."
At head of title: Special report of research conducted in Department of Mineral Preparation, College of Mineral Industries, The Pennsylvania State University.
- Physical Description
-
ix, 78 leaves :
ill. ;
28 cm.
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