Yu, Baohai; Cheng, Jianwei; Yang, Shengqiang; Wang, Deming - In: Natural Hazards 75 (2015) 3, pp. 2965-2984
In order to precisely measure the dilatation energy of the released gas from underground coal seam, this paper initiated a study on the dilatation energy of gas released from underground coal seam by drilling boreholes. Firstly, an in-depth analysis is made on the two major factors causing...