Use of fly ash for remote filling of underground cavities and passageways

Additional Authors:	Nagy, John., Murphy, Edwin M., Magnuson, M. O., Suder, Pete,
Year:	1968
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:7214
Series:	Report of investigations / Bureau of Mines ;
Report Number:	7214
Subjects:	Mining engineering
	Fly ash
Link:	https://hdl.handle.net/2027/mdp.39015078537654