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The recovery of coal using auger drills in surface mining and underground mining has been in practice since before World War II. The first attempts in the at mining with auger drills occurred in the coalfields of West Virginia in 1945.
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auger mining (coal mining) Encyclopedia Britannica auger mining, method for recovering coal by boring into a coal seam at the base of strata exposed by excavation.
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Tennessee has a long, rich, and varied mining history. Although the industry today accounts for only about threetenths of a percent of the state''s gross products and ...
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Mining the Mountains Explosives and machines are destroying Appalachian peaks to obtain coal. In a West Virginia town, residents and the industry fight over a ...
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