Jim Walter Resources installs new overland conveyor: Embarking on a major expansion plan, the company constructs a new overland conveyor to transport additional coal to a recently refurbished prep plant
Steve Fiscor (ed. lit.)
págs. 30-35
Exploration for deep coal: Most important factor in safe mining is the quality of the roof
págs. 38-39
págs. 40-43
Prairie State begins development work: Lively Grove will be a state-of-the-art super section mine
págs. 46-48
págs. 50-51
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