Coal mine dust incombustibles content analyzer using a gamma-ray backscatter technique

Author:	Armstrong, F. E.
Year:	1974
Document Type:	BMRA
Issuing Agency:	U.S. Bureau of Mines,
SUDOC:	I 28.23:7946
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	7946
Subjects:	Mine explosions
	Coal mines and mining--Dust control
	Mine dusts--Analysis
Link:	https://hdl.handle.net/2027/mdp.39015078482471