Recovery of coal from washery refuse :some examples of the effect of continuous mining machines on preparation problems

Author: Geer, Max Richard,
Additional Authors: Yancey, H. F., Fennessy, F. D.
Year: 1955
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:5152
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 5152
Subject: Coal preparation
Link: https://hdl.handle.net/2027/mdp.39015078540047

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