Surface transportation board issue coal dust decision
David Gambrel
págs. 28-29
Pittsburgh hosts longwall USA 2011
Steve Fiscor (ed. lit.)
págs. 30-47
A landslide victory
Lee Buchsbaum
págs. 48-52
Coal producers & shippers work to increase export capacity
págs. 54-57
New system manages main compressor on rotary drills
Steve Fiscor
págs. 58-63
High density sludge process reduces AMD volume, operating costs at Pennsylvania coal mine site
Robert L. Zick
págs. 64-67
The tail is wagging the dog
págs. 68-69
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