Similar Material Simulation Study on Protection Effect of Steeply Inclined Upper Protective Layer Mining with Varying Interlayer Distances

by Zhigang Yuan, Yaohua Shao, Zhuohui Zhu
Published 2019-01-01

Solid-Gas Coupling Model for Coal-Rock Mass Deformation and Pressure Relief Gas Flow in Protection Layer Mining

by Zhuohui Zhu, Tao Feng, Zhigang Yuan, Donghai Xie, Wei Chen
Published 2018-01-01