Search U.S. government technical reports digitized or harvested by TRAIL.
The analysis of sulphur forms in coal
Washability data on certain coal beds of Alabama with special reference to sulphur elimination
Control of sulfur and ash in mine-run metallurgical coal :report [No.] 1
Sulfur in low-gravity fractions of some bituminous coals
The statistical and spatial evaluation of sulfur and ash in coal seams
Evaluation of a novel electrophoretic separation method to remove pyritic sulfur from coal
Physical desulfurization of fine-size coals on a spiral concentrator
Coal-pyrite flotation in concentrated pulp :a pilot plant study