Coal mine air tempering :effectiveness, design, and roof support

Author:	Sames, Gary P.
Year:	1985
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:8955
Series:	Report of investigations / Bureau of Mines ;
Report Number:	8955
Subjects:	Shale--Safety measures
	Mine roof control
	Coal mines and mining--Safety measures
	Mine ventilation
	Air conditioning
Link:	https://hdl.handle.net/2027/mdp.39015078471227