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Effect of a surface borehole on longwall gob degasification (Pocahontas No. 3 Coalbed)

Moore, T. D. (Author). Zabetakis, Michael George 1924- (Added Author). United States. Bureau of Mines. (Added Author).

Electronic resources

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Record details

Physical Description: remote
9 pages : digital, PDF file
Publisher: [Pittsburgh, Pa.?] : U.S. Dept. of the Interior, Bureau of Mines, [1972]

Content descriptions

General Note:	GPO Cataloging Record Distribution Program (CRDP). Title from title screen (viewed on July 18, 2008).
System Details Note:	Mode of access: Internet at the National Institute for Occupational Safety and Health web site. Address as of 7/18/08: http://www.cdc.gov/niosh/mining/pubs/pdfs/ri7657.pdf; current access available via PURL.