Search U.S. government technical reports digitized or harvested by TRAIL.
Estimated costs of steel slag disposal
Case studies of municipal waste disposal systems,
Water infusion -an effective and economical longwall dust control
Economic evaluation of directional drilling for methane drainage from coalbeds
Economic evaluation of horizontal borehole drilling for methane drainage from coalbeds
Cost comparison of gob hole and cross-measure borehole systems to control methane in gobs