Deformation and Failure Characteristics of the Roof in an Unsupported Area during Rapid Driving of Coal Roadway

by Sen Yang, Xinzhu Hua, Xiao Liu, Enqian Wang, Chen Li
Published 2021-01-01

Three-Dimensional Physical Simulation and Control Technology of Roof Movement Characteristics in Non-Pillar Gob-Side Entry Retaining by Roof Cutting

by Xinzhu Hua, Guanfeng Chang, Xiao Liu, Bingjun Sun, Sen Yang, Enqian Wang, Chen Li
Published 2021-01-01