Organiscak, John A.

Effect of shearer web depth on dust generation and methane liberation / by J.A. Organiscak, D.M. Doyle-Coombs, A.B. Cecala. - Pittsburgh, Pa. : U.S. Dept. of the Interior, Bureau of Mines, 1988 - 11 p. : ill. ; 28 cm. - U.S. Bureau of Mines. Report of investigations 9180 .

Bibliography: p. 10.

Coal-mining machinery--Safety measures.
Coal mines and mining--Dust control.
Coalbed methane.

USBM ri-9180