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

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Bibliographic Details
Author / Creator:	Moore, T. D.
Imprint:	[Pittsburgh, Pa.?] : U.S. Dept. of the Interior, Bureau of Mines, [1972]
Description:	9 pages : digital, PDF file.
Language:	English
Series:	Report of investigations ; 7657 Report of investigations (United States. Bureau of Mines) ; 7657.
Subject:	Mine ventilation. Longwall mining.
Format:	E-Resource U.S. Federal Government Document Book
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/7243838

Hidden Bibliographic Details
Other authors / contributors:	Zabetakis, Michael George, 1924- United States. Bureau of Mines.
Notes:	Title from title screen (viewed on July 18, 2008). 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.
Other form:	Moore, T. D. Effect of a surface borehole on longwall gob degasification (Pocahontas No. 3 Coalbed) 9 p.
GPO item no.:	0499-F-22 (online)
Govt.docs classification:	HE 20.7131:7657

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