1Monitoring of Micro Seismic and Analysis on Influence Factors of Strata Bumping in Huafeng MineREN Yong1-5,992Study on New Support System of Mine Soft Rock Roadway in Kailuan Mining AreaMENG Xian-rui, FENG Rui-min, DING Zi-wei, ZHAO Qiang, ZHANG Xiao-dan6-9,743Discussion on China Deep Mine Classification and Critical DepthHU She-rong, QI Chun-qian, ZHAO Sheng-li, PENG Ji-chao, LIN Li-na10-13,434Technology to Prevent Hydraulic Powered Support Falling Down in Fully Mechanized Coal Mining Face in Steep Inclined Seam of 2130 MineLI Fang-li, LI Song-qiang, LU Wen-sheng14-165Prevention and Control Technology of Seam Bumping from Seam with High Potential Bumping in Mine with Depth over 1 000 mZHANG Zong-wen, AN Bo-yi, LIU Jin-liang17-206Site Measurement and Analysis on Failure Height of Overburden Strata Under Thick Loose Alluvium and Thin BedrockXU Yan-chun, LI Zhen-hua, JIA An-li, DING Xin-pin, XU Gao-ming21-237Analysis on Mining Velocity Effect of Mine Pressure Behavior of Fully Mechanized Longwall Coal Mining Face with Shallow Mining DepthLIU Quan-ming24-268Analysis on Mine Pressure Behavior Law of High Cutting Coal Mining Face in Seam with Thick Overburden Base Rock and Shallow Mining DepthWANG Guo-wang, GAO Deng-yan27-309Research and Application of Coal Pillar Width and Support Parameters for Mine Gateway Driving Along GoafSHEN Zhi-ping31-3410Practices on Support with Pilot Hydraulic Powered Supports in Mining Gateway of Fully Mechanized Coal Mining Face in Fucun MineXU Ya-min35-37,8411Analysis on Spalling Increased Mechanism of Fully Mechanized High Cutting Coal Mining Face and Prevention MeasuresNIU Yan-qi, CHEN Shu-yi, LIU Jun-feng38-40,6412Gas Drainage of Coal Mining Face in Tashan Mine Based on Micro Seismic Monitoring and Measuring TechnologyCHENG Yuan-xiang, LIU Chun-gang, ZHANG Dong-xu, SHI Yong-sheng41-4313Setting Up Prediction Sensitive Index of Gas Outburst Based on Four Rate MethodDU Ze-sheng, LUO Hai-zhu, SUN Bo, LIU Zhen-tang44-4714Analysis on Pressure Releasing and Permeability Improving Technology with Hydraulic Borehole Jetting in Yi'an MineYANG Yun-feng, WANG Nian-hong48-50,9515Regional Gas Drainage Technology for Outburst Seam in Shaqu MineLI Jun-tao51-53,5716Device for Physical Experiment of Seam Gas Desorption Effect Under Sonic Wave ActionLI Jian-lou, YAN Jia-ping54-5717Discussion on Gas Desorption Equation Based on Thermostatic Dynamic Adsorption and Desorption ExperimentsCHEN Bao, WEI Shao-hua, ZHANG Xiao-ming58-6018Applied Research on VRGIS 3D Visualized Mine Safety Data Integration SystemWANG Chun-lei61-6419Simulation Analysis on Structural Breaking of ZK3048 Mode Linear Vibration ScreenZHAO Huan-shuai, DING Wen-wen, YANG Xiu-xiu, FENG Bao-hua, L(U) Gao-chang, ZHAN Ke-yan65-6720Design on HZJM Mode Completed Set Equipment of Surface Grouting Station for Mine Water Prevention and ControlLIANG Ning, LI Jin-chang68-71 