PRB 8,400 coal production down but not out">PRB 8,400 coal production down but not out
The share of lower heat 8,400 Btu/lb coal produced in the Powder River Basin continues to decline but is unlikely to go away, say market sources.
The share of lower heat 8,400 Btu/lb coal produced in the Powder River Basin continues to decline but is unlikely to go away, say market sources.
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