Richmond, J. K.
Effect of rock dust on explosibility of coal dust Richmond, J. K.; Miller, L. F.; Liebman, I. - Washington Bureau of mines 1975 - 34 p. - RI 8077 .
MINERIA
MINING
EXPLOSIONES DE POLVO CARBON DUST EXPLOSIONS COAL
622
Effect of rock dust on explosibility of coal dust Richmond, J. K.; Miller, L. F.; Liebman, I. - Washington Bureau of mines 1975 - 34 p. - RI 8077 .
MINERIA
MINING
EXPLOSIONES DE POLVO CARBON DUST EXPLOSIONS COAL
622