1Full Length Bolt and Grouting Support Technology of Mine Large Cross Section Soft Rock Roadway with Deep DepthHUANG Qing-xian1-52Reinforcement Technology of Surrounding Rock Near Ingate of Mine Auxiliary Shaft in Yili No.1 MineHU Xiao-xu, NIE Yu, WU Wen-dong, LIU Cheng-liang6-93Rapid Construction of Mine Shaft Ingate in Metal MineZHOU Xin-qing, LI Jia-xiang10-124Construction Difficulties and Countermeasures of Freezing Borehole Drilling in Loose StrataWANG Yue, LIANG Zhi-peng, LI Kun, GAO Wei13-14,95Design and Application on Hydraulic Slipform Construction of Mine Freezing Shaft Inner LinerWU Xu-zhou15-186Application of Directional Drilling and Grouting Technology to Water Disaster Control in Tianxing Iron MineLI Yun-fei19-21,187Comprehensive Application of Grouting Material and Drilling Liquid Material to Pilot Hole Construction of RaiseYAN Xu-yu, TIAN Le22-248Study Status and Outlook on Calculation Method of Ventilation NetworkGONG Liang-wei, TIAN Wei-dong, ZOU De-jun29-339Coalfield Logging Curve Applied to Predict Rock Compressive StrengthTIAN Zhong, ZHANG Ping-song, WANG Xuan34-3710Experiment Study and Application of Hydrostatic Setting PackerPU Chao-yang, YANG Xue, YUAN Hui, DENG Yun, DONG Xin-wang38-4111Analysis on Judging Criterion of Freezing Wall Closure in Accident Mine ShaftDU Mu-min, WANG Jian-ping42-43,4112Analysis on Geological Features of Seam in Tuoweileke MinefieldQIN Wen-jing44-4813Design on Reconstruction Plan of Monorail Transportation System in Liuzhuang MineLI Jing-chao49-5214Installation Technology of Extra Large Mine Shaft Sinking HeadframeLI Xu-feng53-57