Search U.S. government technical reports digitized or harvested by TRAIL.
Controlling mine fires with high-expansion foam
Practical aspects of controlling an underground fire on a mining machine
Water as an inert for neutralizing the coal dust explosion hazard
Experimental coal-dust and gas explosions
Sealing a coal-mine passageway through a borehole :a progress report
Float coal hazard in mines :a progress report
Stoppings for ventilating coal mines