1Stability Control Technology of Surrounding Rock Along Dip of Large Cross Section Seam GatewayYU Yang, ZHU Qi, WANG Xiang-yu, PAN Yue-wenMining and Underground Engineering1-5,432Study on Underlying Seam Mining Affected to Upward Mine Transportation RoadwayMENG Wu-feng, ZHAO Zhong-ming, WU Jian-bang, WANG Geng-yao, YANG Zhi-liangMining and Underground Engineering6-103Calculation Analysis on Recovery Ratio of Fully Mechanized Top Coal Caving Mining FaceYU Hai-yongMining and Underground Engineering11-13,174Numerical Analysis on Grouting Reinforcement Effect of Instable Surrounding Rock in Structure ZoneZHU Yong-jian, YU Wei-jianMining and Underground Engineering14-175Research and Application of Support Technology to Gateway with Soft and Broken RoofHAO Jun-qing, ZHAO JunMining and Underground Engineering18-216Analysis on Microstructure of Gelled Material in Shrinkage-Compensating ShotcreteHUANG Wei, MA Qin-yongMining and Underground Engineering22-24,287Resolution and Analysis on Failure Depth of Face End Floor in Coal Mining FaceLIN Yuan-dong, TU MinMining and Underground Engineering25-288Monitoring and Analysis on Operation Performances of 6.2 m High Cutting Hydraulic Powered Support Under Complicated Seam ConditionsLIU Xiao-ming, LAI Xing-ping, CUI Feng, LI Li-boMining and Underground Engineering29-31,909Grouting Backfill Technology with Super High Water Material for Overburden Bed-separation and Falling Fractured ZoneWANG Cheng-zhen, FENG Guang-mingMining and Underground Engineering32-35,5110Research on Polyurethane Applied to Energy Saving in Freezing Tube Insulation of Shallow GroundWANG Heng, LI Chang-zhong, ZHAI Yan-zhongMining and Underground Engineering36-3911Analysis on Para-Static Stress Field Features of Pre-Cracking Blasting in SeamXIAO Li, WANG Zhi-liangMining and Underground Engineering40-4312Modernized Safety and High Efficient Mine Mode and Equipment Features in Shenhua GroupSUN Fu-qunMining and Underground Engineering44-46,9413Study and Application of Gas Content to Prediction of Coal and Gas OutburstYUAN Liang, XUE Sheng, XIE JunSafety Technology and Engineering47-5114Ignition Energy Influenced to Travel Speed of Gas Explosion FlameQIU Rui-laiSafety Technology and Engineering52-5515Determination of Rational Pattern Space for Gas Pre-Drainage Borehole in Mining SeamLI Gang, FAN Xi-sheng, MA Pi-liang, FAN Shao-wu, JIA Dong-xuSafety Technology and Engineering56-5816Design of Water Injection Technique for High Ground Pressure Low Cracking Rate Seam PressureNIE Wen, SU Cai-quan, CHENG Wei-min, YU Yan-bin, YANG Zi-xiang, GAO Chang-tongSafety Technology and Engineering59-6217Analysis on Penetration Stability Lost Mechanism of Coal and Gas OutburstXIE Yan, CHEN PingSafety Technology and Engineering63-6618Experiment Study on Outburst Control Measures with Hydraulic Borehole FlushingLIU Ying-zhen, WEI Jian-ping, LIU Yan-weiSafety Technology and Engineering67-70,8619Mathematic Model of Memory Cutting for Coal Shearer Based on Single Demo KnifeLIU Chun-sheng, CHEN Jin-guoMachinery Electric and Automatization Hot Technology71-73,10320Application of Grey System Theory to Memory Cutting Technology of Coal ShearerZHOU Bin, WANG Zhong-binMachinery Electric and Automatization Hot Technology74-76,99