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

Thick and steep seam mining symposium

Journal Article · · World Coal; (United States)
OSTI ID:6306822
Methods and equipment used in mining thick, steep seams in various countries differ considerably. Methods used in Poland, France, United Kingdom, USA, Federal Republic of Germany, Canada, USSR, Yugoslavia, and China are described in some detail. The methods vary from hydraulic mining in Canada and China to various longwall equipment (e.g., in multi-lift, slice mining, sub-level caving, etc.). Backfilling is usually used. The prevention of spontaneous combustion in the gob areas by the injection of nitrogen is discussed. (LTN)
OSTI ID:
6306822
Journal Information:
World Coal; (United States), Journal Name: World Coal; (United States) Vol. 6:6; ISSN WOCOD
Country of Publication:
United States
Language:
English