Search U.S. government technical reports digitized or harvested by TRAIL.
An in-situ diffusion parameter for the Pittsburgh and Pocahontas No. 3 coalbeds
Methane migration characteristics of the Pocahontas No. 3 coalbed
Longwall gob degasification with surface ventilation boreholes above the Lower Kittanning coalbed
Methane absorption in oil shale and its potential mine hazard
Hydraulic stimulation of a surface borehole for gob degasification