Search U.S. government technical reports digitized or harvested by TRAIL.
Control of longwall gob gas with cross-measure boreholes (upper Kittanning coalbed)
Triboelectric effects on polyethylene methane drainage pipelines
Coal mine bumps :five case studies in the eastern United States
Mitigating destructive longwall bumps through conventional gate entry design
Gob and gate road reaction to longwall mining in bump-prone strata