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January 2003 U.S. Geological Survey resource assessment of selected Tertiary coal zones in Wyoming, Montana and North Dakota
December 2002 New clean-coal technology fires country's cleanest power plant
November 2002 U.S. coal producers have reason to take heart
October 2002 Inaccuracy of area sampling for measuring the dust exposure of mining-machine operators in coal mines
September 2002 Refurbished shovel moving to Australian coal mine
September 2002 Teamwork, technology key in rescuing coal miners
August 2002 Coal-based energy policy needed for the 21st century
December 2001 Making medium- and high-sulfur coals competitive
November 2001 Black Thunder coal mine maximize production
November 2001 Dry coal cleaning with a MagMill
November 2001 Concept to meet quality specificatoins of coal on a per-car basis rather than on a trainload basis
October 2001 Determination of transition depth between slope and box-cut access for near-surface coal reserves