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U.S. Department of Energy
Office of Scientific and Technical Information

Thin seam mines in Appalachia yield high production

Journal Article · · World Coal; (United States)
OSTI ID:6151089
One-unit coal mines operating in certain flat, dry, and non-gassey seams often have continuous haulage from the face to the surface. Though some seams are so thin that miners must crawl on hands and knees, production is excellent. In thin coal seams that many an experienced miner might feel are unminable, operators in Harlan County, Kentucky, United States, are cutting coal with marked success. One-unit operations in seams no thicker than 625 millimeters (25 inches) are producing up to 7,000 tons of coal per month while operating only one shift per day, five days per week. Good mining conditions and continuous haulage of coal from the face to the surface are two reasons why.
OSTI ID:
6151089
Journal Information:
World Coal; (United States), Journal Name: World Coal; (United States) Vol. 7:3; ISSN WOCOD
Country of Publication:
United States
Language:
English