Search U.S. government technical reports digitized or harvested by TRAIL.
Hydraulic sandfill in deep metal mines,
Pumped-slurry backfilling of inaccessible mine workings for subsidence control
Application of large-hole burn cut in room-and-pillar mining
Magnesium oxysulfate cement sealant in coal mines
Influence of surface-active chemicals on drilling and fracturing rock
Advancing coal mining technology research, development, and demonstration in fiscal year 1977
Moving longwall shield supports at the York Canyon mine, Raton, N. Mex.
Comparative shortwall and room-and-pillar mining costs
Dry-process-sprayed coal mine sealants,a progress report
Mechanized longwall mining :a review emphasizing foreign technology
Dry-process-sprayed coal mine sealants,an updated progress report
Pillar failure analysis and in situ stress determinations at the Fletcher mine near Bunker, Mo.
Multivariate analysis techniques with application in mining
Three potential longwall mining methods for thick coal seams in the western United States
Stress-induced failures in mine roof
Guidelines for open-pit ore pass design
Research study on pillar design for vertical crater retreat (VCR) mining