Explosion-proof bulkheads :present practices

Author:	Mitchell, Donald W.
Year:	1971
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of Interior, Bureau of Mines,
SUDOC:	I 28.23:7581
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	7581
Subjects:	Mine gases
	Mine explosions
	Mine safety
Link:	https://hdl.handle.net/2027/mdp.39015078526160