1Test of Gas Drainage from Gob Area by Surface Wells in Chengzhuang Coal MineSUN Haitao1-3,192Experimental Study on Basic Mechanical Properties of Water-saturated CoalYU Yanbin, ZHOU Gang, CHEN Lianjun, ZHOU Bo, TIAN Xianghong4-73Numerical Simulation of Separation Efficiency of Normal Distributed Arc-plate Demister Based on Water Mist in GasLIU Zhichao, XIE Hechao8-114Application Research of HYSYS in Liquefaction Separation of Oxygen-contained Coal-bed MethaneXIAO Ya, ZHU Lin, JIN Liang, DENG Ji12-155Numerical Simulation Study on Rational Width of Fault Protection Coal Pillar and Rational Width of Working FaceLI Wei, ZHANG Guangpeng, LIU Zhida, SUN Peicong16-196Evaluation and Research on Water Inrush from Working Face Floor near FaultSONG Zhaoqian, GUO Wei, WANG Yuhe20-22,277Optimization Method for Early Warning Indicators of Gas Emission and Its Critical ValuesZHANG Qinghua, WEN Guangcai, ZOU Yunlong, DENG Ganbo23-278Research on Migration Law of Dust Generated by Tunneling Machine in Fully Mechanized Heading Face and Its ApplicationMA Wei, LIU Yong, ZOU Changfu, LI Zhi28-30,359Research and Practice on Integrated Mode of CBM Development and Safe-Efficient Coal Mining in Outburst MinesZHOU Houquan31-3510Surface Subsidence Monitoring of Coal Mining Area Based on Incident Response ModelDONG Xueyuan, ZHENG Nanshan, DI Lijuan36-3911Development and Application of Operating Life Test Device of Conveyor Belt SplicerKONG Linggang40-4212Detection of Roof Sandstone Water by Transient Electromagnetic Method and Design of Water Exploration and DrainageXU Haitao, REN Jianjun, LI Yongjun43-4613Development and Application of a New Integrated Gas Pressure Measuring Device by Hole SealingWANG Lian, WEN Liangbing, GUO Chenye, TIAN Hong, HUANG Gu47-4914Analysis on Mechanism of Outburst Prevention Measures Based on Spherical Shell Losing Stability TheoryCAO Hu, JIANG Chenglin, LI Xiaowei50-52,5615Experimental Study of Hydraulic Fracturing Technology in Outburst Coal Seam with Low Permeability in Datong No. 1 MinePANG Cheng, GONG Jiebing53-5616Cause Analysis on Inconsistent Measuring Data with Two Gas Detectors at Upper Corner Angle in Pangpangta Coal MineLI Yan, GUO Shousong57-59,6217Comprehensive Gas Control Technology for Mining Protective Seam Face in Soft Coal Seams with Low PermeabilityHU Ming, ZHANG Yuming, LEI Hongbo, YAO Feng60-6218Analysis on Ventilation System Optimal Modification Scheme of Wuhushan Coal MineWU Zhongcheng63-65,6819Application of Plank-shed Advance Support Technology in Driving through Very Soft Outburst Coal Seam in a CrosscutGONG Xuanping66-6820A New Hole-sealing Technology for Improving Gas Drainage Concentration by BoreholesLI Guoqiang, ZHANG Zhigang, ZHOU Jinlong69-71 