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- Preliminary evaluation of bit impact ignitions of methane using a drum-type cutting head
- Bureau of Mines coal cutting technology facilities at the Twin Cities Research Center
- Determination of bit forces encountered in hard rock cutting for application to continuous miner design
- Electrical properties and attenuation distance of upper Pennsylvanian coal measure rock from southwestern Pennsylvania
- Conical bit rotation as a function of selected cutting parameters
- Bit wear-flat temperature as a function of depth of cut and speed
- Preliminary evaluation of the relationship of bit wear to cutting distance, forces, and dust using selected commercial and experimental coal- and rock-cutting tools