Effects of type of cut, delay, and explosive on underground blasting in frozen gravel

Author:	Dick, Richard A.
Year:	1970
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of Interior, Bureau of Mines,
SUDOC:	I 28.23:7356
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	7356
Subjects:	Blasting
	Mining engineering
	Blast effect
Link:	https://hdl.handle.net/2027/mdp.39015078478537