Results 271 to 275 of about 139,472 (275)

Application of concrete‐filled steel tubular columns in gob‐side entry retaining under thick and hard roof stratum: A case study

Energy Science and Engineering, 2019
Wanpeng Huang, Fan Feng
exaly  

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  

Deformation mechanism and roof pre-splitting control technology of gob-side entry in thick hard main roof full-mechanized longwall caving panel

Journal of Central South University
Hao-sen Wang, Man-chao He, Jiong Wang, Gang Yang, Zi-min Ma, Can Ming, Rui Wang, Zeng-chao Feng, Wen-jie Zhang   +8 more
openaire   +1 more source