Search U.S. government technical reports digitized or harvested by TRAIL.
Adhesion at crystalline interfaces in rock
Chemical analysis of slickensides from coal mine roof shale
Cutting experiments using a rotating water jet in a borehole
Influence of surface-active chemicals on drilling and fracturing rock
Water jet perforation :a new method for completing and stimulating in situ leaching wells
Borehole (slurry) mining of coal, uraniferous sandstone, oil sands, and phosphate ore