Investigation of Optimum Thrust, Cutting Speed, and Water Pressure for Tungsten Carbide and Polycrystalline Diamond Compact Roof- Bolt Drill Bits

Investigation of Optimum Thrust, Cutting Speed, and Water Pressure for Tungsten Carbide and Polycrystalline Diamond Compact Roof- Bolt Drill Bits

Printed Ephemera - 1995
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Publisher: [Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, 1995
Branch Call Number: I 28.23:9574
Characteristics: 20 p. : ill. ; 28 cm

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