Niosh tests refuge chambers: A NIOSH report questions the viability of the shelters already certified by West Virginia
Steve Fiscor (ed. lit.)
págs. 26-34
Emerald prep plant gets a polishing: In anticipation of a second longwall and increased production, Emerald plans to increase capacity
págs. 36-40
págs. 42-47
Coal prep improves with age: The Coal Prep 2008 technical program delves into a few new areas off the beaten path
Steve Fiscor (ed. lit.)
págs. 48-63
págs. 64-65
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