• Experimental studies on the shear resistance of original coal-shale joint 

      Guo, B; Dong, H; Wang, L (National Mining University, 2017-12-30)
      Purpose. Experimental study and theoretical modeling of the shear resistance of original coal-shale joint. Methods. A two-segment model was developed to describe the shear resistance-shear displacement curves obtained ...
    • Mechanism conversion process and timeliness of N2-ECBM 

      Chen, L; Yang, T; Yang, H; Wang, L (National Mining University, 2018-12-30)
      Purpose. Based on the technology by which methane drainage is strengthened under gas injection, to examine the process of gas injection and the mechanism of action. Methods. Physical simulation experiment method, using ...