Major ash constituents in U.S. coals

Author:	Abernethy, Roy F.
Additional Authors:	Gibson, F. Harold., Peterson, M. J.
Year:	1969
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:7240
Series:	Report of investigations / Bureau of Mines ;
Report Number:	7240
Subjects:	Coal--United States
	Coal--Analysis
Link:	https://hdl.handle.net/2027/mdp.39015078538322