Tests for analyzing the incombustible content of coal mine dust using instruments employing a gamma-ray backscatter technique

Author:	Armstrong, F. E.
Additional Authors:	Abrams, J. R.,
Year:	1973
Document Type:	TPRM
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines ;
SUDOC:	I 28.26/6:64
Series:	Technical progress report ;
Report Number:	64
Subjects:	Coal mines and mining--Dust control
	Dust explosions
	Gamma rays--Industrial applications
Link:	https://hdl.handle.net/2027/mdp.39015077583444