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Improved underground rerailing apparatus
Comparative laboratory evaluation of resin-grouted roof bolt elements
Protective structures for low-coal shuttle car operator
Integrated compartment-machine design for low-coal shuttle cars
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Published Year
1980-1989 (4) *
Subject
Coal mines and mining--Safety measures (1)
Mine haulage--Safety measures (1)
Mine railroad cars--Safety measures (1)
Mine railroads--Accidents (1)
Mine railroads--Equipment and supplies (1)
Mine roof bolts, Resin--Testing (1)
Shuttle cars (Mine haulage)--Safety measures (1)
Author
Bartels, John R. (4) *
Kwitowski, August J. (2)
Mayercheck, William D. (2)
Pappas, Deno M. (1)
