1Grouting Reinforcement Technology and Application in Soft and Broken Seam GatewayLI Lei, BAI Jian-biao, WANG Xiang-yu, YAN Shuai, XIAO Tong-qiang, ZHANG Yong-jie5-9,142Multi-Level Fuzzy Comprehensive Evaluation on Bolt Support Effect of Seam GatewayZHANG Ke-xue, BAI Jian-biao, HAO Yun-xin, LI Lei, ZHANG Yong-jie, WANG Xiang-yu, XU Lei, PAN Yue-wen10-143Analysis on Ground Stress Measurement and Application in Xinji No.1 MineZHANG Rui, JU Yuan-jiang, PENG Hua, JIANG Chun-lu15-17,214Analysis of Roof Separating Strata in No.1608 Transportation Gateway in Xinji No.2 MineWU De-yi18-215On-Line Monitoring and Pre-Warning Technology of Pressure Bump and ApplicationGUI Bing, ZHANG Guang-wen, ZHANG Shi-bin, YU Zheng-xing, JIANG Fu-xing, DONG Xiao-ning22-24,296Stability Control Technology of Surrounding Rock in Soft Seam Gateway Under GoafZHANG Hai-wei, ZHANG Nong, KAN Jia-guang, YU Xian-yang, LI Bao-yu25-297Problems Discussion on Multi Seam Mining Under Urban Intensive Building GroupsZHANG Pu-tian30-348Mine Seismic Occurred Mechanizm and Prediction Method to Overburden Strata Falling in GoafZOU De-yun, DUAN Wei, LIU Zhi-gang, LIU Yi-lei, WU Ye-sheng35-38,439High Pre-Stressed Short Anchor Support Technology Applied to Broken and Swelling Roof of Soft SeamYAN Li-xin39-4310Fully Mechanized Top Coal Caving Mining Technology with Low Level Caving in Thick Seam of Yuwu Coal Mining CompanyWU You-zeng44-4611Slag Micro Powder Affected to the Mine Shotcrete PerformanceZHAO Jun47-4912Pressure Releasing of Mine Soft Rock and Large Deformation Roadway and Support Technology of Controllable Large Deformation SupportsZHOU Ting-zhen, HUANG Mao-hong50-52,5513Numerical Calculation on Single Tube Freezing Temperature Field Under Regional Thermal Insulation ConditionLI Ning, SHAO Gang, LI Chang-zhong53-5514Gas Pressure Releasing and Drainage Theory and Application Technology in Huainan Mining AreaFANG Liang-cai56-6215Optimization and Implementation on Large Diameter and Long Distance High Level Borehole ParametersWU Jian-ting63-65,6916Isolation Control Technology with Colloid to Prevent Deep Coal Spontaneous Combustion in GoafZHAI Xiao-wei, WEN Hu, MA Wei66-6917Analysis on Gas Drainage Effect Based on Through Strata Controlled Blasting TechnologyPAN Feng70-72,7618Experiment Study on SiO2 Nanometer Powder to Restrain Gas ExplosionCHENG Fang-ming, DENG Jun, WEN Hu, LUO Zhen-min, LI Shi-rong73-7619Analysis on Factors Affected to Electromagnetic Parameters of Tectonic Soft SeamWANG Yun-gang, WEI Jian-ping, LIU Ming-ju77-8020Gas Pressure Features and Distribution Law of No.6 Seam Group in Huale No.1 MineSHI Qing-li, YANG Sheng-qiang81-84,88 