Results 151 to 154 of about 139,365 (154)

Target Stratum Determination of Surface Hydraulic Fracturing for Far-Field Hard Roof Control in Underground Extra-Thick Coal Extraction: A Case Study

Rock Mechanics and Rock Engineering, 2018
Yi-Yu Lu, Binwei Xia
exaly  

Deep-hole directional fracturing of thick hard roof for rockburst prevention

Tunnelling and Underground Space Technology, 2012
exaly  

Experiment research on the control method of automatically retained entry by roof cutting pressure relief within thick hard main roof longwall top coal caving panel

Engineering Failure Analysis
Peng Liu, Shilin Hou
exaly  

Model test of extreme deformation and failure mechanism of automatically formed roadway under thick-hard roof

Engineering Failure Analysis
exaly