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Hydraulic coal mining research :equipment and preliminary tests

Review of Bureau of Mines coal program, 1967

Review of Bureau of Mines coal program,1969

Published Year

• 1960-1969 (2)
• 1970-1979 (1)

Subject

• Coal mines and mining (3) *
• Coal--Research (3) *
• Coal preparation (2)
• Hydraulic mining (1)

Author

• Spencer, John D. (2)
• Ackerman, M. J. (1)
• Price, George Cletus. (1)
• Wallace, Joseph J. (1)

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