Ultra low frequency electromagnetic fire alarm system for underground mines /

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Bibliographic Details
Main Author:	Hjelmstad, K. E.
Other Authors:	Pomroy, W. H., United States Department of the Interior. Bureau of Mines
Format:	Book
Language:	English
Published:	[Washing, D.C.] : Bureau of Mines, U.S. Dept. of the Interior, 1991.
Series:	Report of investigations ; 9377
Subjects:	Mine fires > Prevention and control. Fire alarms.
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008	041109s19uu xx 00 eng d
100		\|a Hjelmstad, K. E.
245		\|a Ultra low frequency electromagnetic fire alarm system for underground mines / \|c by K.E. Hjelmstad and W.H. Pomroy.
260		\|a [Washing, D.C.] : \|b Bureau of Mines, U.S. Dept. of the Interior, \|c 1991.
300		\|a 11 p. : ill.
440		\|a Report of investigations ; 9377
650		\|a Mine fires \|x Prevention and control.
650		\|a Fire alarms.
700		\|a Pomroy, W. H.
700		\|a United States Department of the Interior. Bureau of Mines.
942		\|2 ddc
999		\|c 58238 \|d 58238
952		\|0 0 \|1 0 \|4 0 \|7 0 \|8 VF \|a ML015 \|b ML015 \|c VF \|d 2024-06-02 \|l 0 \|o 622.82 H677 \|p 082904 \|r 2018-03-24 00:00:00 \|w 2018-03-24 \|y VF \|z Recat. (S/t. 2003).