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Using a centrifuge for float-and-sink testing fine coal

Hydraulic coal mining research :tests in a steeply pitching coalbed, Rosalyn, Wash.

Tunneling Technology: Its Past and Present

Published Year

• 1960-1969 (3) *

Subject

• Centrifuges (1)
• Coal mines and mining--Research (1)
• Coal--Analysis (1)
• Hydraulic mining (1)
• Tunneling -- History. (1)

Author

• Nasiatka, Thomas M. (3) *
• Badda, Frank. (1)
• Palowitch, Eugene R. (1)

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