Sealing openings in abandoned mines by pneumatic stowing

Author:	Maksimovic, S. D.
Additional Authors:	Lipscomb, Jennings R.
Year:	1982
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:8730
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	8730
Subjects:	Compressed air
	Stone, Crushed
	Mine filling
	Sand
	Gravel
Links:	https://hdl.handle.net/2027/mdp.39015078489575
	https://hdl.handle.net/2027/mdp.39015078472555