Impact of using auxiliary fans on coal mine ventilation efficiency and cost /

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Bibliographic Details
Corporate Author:	United States. Bureau of Mines
Other Authors:	Wallace, Keith G.
Format:	Book
Language:	English
Published:	[Washington] : United States. Dept. of the interior, Bureau of Mines, 1990.
Series:	Report of investigations (United States. 9307
Subjects:	Mine ventilation. Air flow Fans (Machinery) Brattices (Mining)
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008	901120s1990 wau f eng
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069			\|a 90065075
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245	0	0	\|a Impact of using auxiliary fans on coal mine ventilation efficiency and cost / \|c by Keith G. Wallace, Jr. ... [et al.]
260	0		\|a [Washington] : \|b United States. Dept. of the interior, Bureau of Mines, \|c 1990.
300			\|a 8 p. : \|b ill.
490	1		\|a Report of investigations ; \|v 9307
650		0	\|a Mine ventilation.
650		0	\|a Air flow
650		0	\|a Fans (Machinery)
650		0	\|a Brattices (Mining)
700	1	0	\|a Wallace, Keith G.
710	2	0	\|a United States. \|b Bureau of Mines.
830		0	\|a Report of investigations (United States. \|b Bureau of Mines) ; \|v 9307
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994	0	1	\|a 077537
999			\|c 54578 \|d 54578
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