Probability of spark ignition in intrinsically safe circuits

Author:	Cawley, James C.
Year:	1988
Document Type:	BMRA
Issuing Agency:	Bureau of Mines Research Center,
SUDOC:	I 28.23:9183
Series:	Reports of investigations / United States. Bureau of Mines ;
Report Number:	9183
Subjects:	Mining machinery--Electric equipment--Safety measures
	Mine gases--Safety measures
Link:	https://hdl.handle.net/2027/mdp.39015078477778