Results 281 to 290 of about 399,174 (293)

The reasonable breaking location of overhanging hard roof for directional hydraulic fracturing to control strong strata behaviors of gob-side entry

International Journal of Rock Mechanics and Minings Sciences, 2018
Quan Zhang
exaly  

The failure of edge-cracked hard roof in underground mining: An analytical study

International Journal of Rock Mechanics and Minings Sciences
Songtao Ji, Xing Lai, feng cui
exaly  

Numerical simulation study on hard-thick roof inducing rock burst in coal mine

Journal of Central South University, 2016
Jiang He
exaly  

Combined blasting for protection of gob-side roadway with thick and hard roof

Journal of Rock Mechanics and Geotechnical Engineering
Hongxu Song, Yubing Gao
exaly  

Failure of the hard roof and the impact on coal burst occurrence

2022
openaire   +1 more source

Innovative pillar recovery method integrating gob-side entry driving and directional roof-cutting for thick-hard roof coal seams

Journal of Central South University
Yi-yi Wu, Qiu-cheng Ye, Yu-bing Gao, Xing-xing Zhang, Man-chao He   +4 more
openaire   +1 more source

Comprehensive roof cutting, pressure relief, and energy absorption anchorage control for mining roadways with extremely thick and hard roofs

Tunnelling and Underground Space Technology
Zhenhua Jiang, Xuebin Gu, Hengbin Chu, Shitong Chen, Yukun Ma   +4 more
openaire   +1 more source

The mechanism and prevention of rockburst induced by the instability of the composite hard-roof coal structure and roof fractures

Engineering Fracture Mechanics
xukai dong
exaly  

In situ investigations into mining-induced hard main roof fracture in longwall mining: A case study

Engineering Failure Analysis, 2019
exaly  

Research on the mechanical properties of hard roof in underground coal mining

International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, 1990
openaire   +1 more source