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U.S. Department of Energy
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Determining cleat orientation of deeper coalbeds from overlying coals. Report of investigations

Technical Report ·
OSTI ID:7341971
Examination of several coalbeds in Walker County, Ala.; Cambria, Greene, and Fayette Counties, Pa.; and Raleigh and Wyoming Counties, W. Va., indicates that cleat orientations are similar throughout a vertical sequence of strata. Studies of cleat orientation were carried out in underground mines that are operating in separate coalbeds vertically above one another. (GRA)
Research Organization:
Bureau of Mines, Pittsburgh, Pa. (USA). Pittsburgh Mining and Safety Research Center
OSTI ID:
7341971
Report Number(s):
PB-252326; BM-RI-8116
Country of Publication:
United States
Language:
English