Reduction of dust and energy during coal cutting using point-attack bitswith an analysis of rotary cutting and development of a new cutting concept

Author:	Roepke, Wallace W.
Additional Authors:	Myren, Theodore A.,, Lindroth, David P.,
Year:	1976
Document Type:	BMRA
Issuing Agency:	Bureau of Mines,
SUDOC:	I 28.23:8185
Series:	Report of investigations - Bureau of Mines ;
Report Number:	8185
Subjects:	Coal mines and mining--Dust control
	Coal-mining machinery
Link:	https://hdl.handle.net/2027/mdp.39015078473066