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Hydraulic coal mining research :equipment and preliminary tests
Hydraulic coal mining research :assessment of parameters affecting the cutting rate of bituminous coal
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Published Year
1960-1969 (2)
Subject
Hydraulic mining (2) *
Bituminous coal (1)
Coal mines and mining (1)
Coal--Research (1)
Author
Wallace, Joseph J. (2) *
Ackerman, M. J. (1)
Fowkes, Richard S. (1)
Price, George Cletus. (1)
