Numerical simulation and analysis of drill rods vibration during roof bolt hole drilling in underground mines

by Shaowei Liu, Mengxiong Fu, Housheng Jia, Wenbin Li, Yafei Luo
Published 2018-11-01

Evolution Law of Overburden Longitudinal Connected Fissures in a Shallowly Buried Coal Face with Thin Bedrock

by Housheng Jia, Kun Pan, Luyao Wang, Shaowei Liu, Mengxiong Fu, Xiang Ji
Published 2019-01-01