1Analysis on Evolution Characteristics of Explosion Waveform in a Confined SpaceSUN Yumin, LIN Baiquan, ZHU Chuanjie, LIU Qian, HONG Yidu1-42Predictive Study on Surface Movement and Deformation in Mined-out AreaWANG Jinxi, LI Yanheng, SUN Lihui5-7,113Experimental Study on Spontaneous Combustion Characteristics and Index Gas of 065-2 Coal Seam in Gushan Coal MineWU Xian, QI Qingjie, XU Changfu, ZHOU Xinhua8-114Research on Combined Mining Design for No. 2 and 3 Coal Seams and Its Influence in Muchengjian MineWEI Ping, ZHANG Jianbing, WANG Chengwu, ZHANG Ze12-155Study and Practice of Gas Migration and Coal Spontaneous Combustion Law in Gob in Jinjia Coal MineGUO Yadi, ZHANG Renwei, YUE Xiaodong, ZHANG Yikun16-20,246Study on 3 D Visualization of Mine Transient Electromagnetic Detection Based on VoxlerLIANG Qinghua, LIU Mingwei, HU Yuchao21-247Study on Petrologic Characteristics of Outburst Sandstone in a Coal Mine in ChongqingWEN Shiyuan, GUO Chenye, ZHOU Dongping, ZHOU Junjie25-28,338Research of Influence of Faults on Floor Failure Law and Water Inrush Based on Numerical SimulationYANG Jing, WANG Xinxiang, YANG Songlin, SHI Xiaoguang, WANG Jilin29-339Prediction of Gas Emission in Coal Face with BP Neural Network Optimized by Grey CorrelationLEI Wenjie, LIU Ruitao, SU Guoshao34-37,4110Analysis on Water Level Variation of Quaternary Loose Aquifer in Shallow Region in Baodian Coal MineSHENG Yuanyuan, ZHANG Guibin, ZHANG Guangpeng, SUN Peicong, LIU Hailin38-4111Analysis of Dewatering Technology for Preparation of LNG with Low-concentration Oxygen-containing Coal-bed MethaneWANG Gang, WANG Changyuan42-44,4712Development and Application of Integrated Gas-water-slag Separation and Gas-dust Capture DeviceCHEN Jiufu, SUN Dafa, LONG Jianming, LI Wenshu, CHENG Liang45-4713Development of JSG4 Underground Bundle Tube Fire Monitoring SystemWU Bing, LEI Bowei, PENG Yan, WANG Chao, WANG Qing48-5114Application of multivariate Regression Analysis in Coal Seam Gas Content PredictionLIU Zheng, DENG Guangzhe, LIU Xiaojun52-5515Research on Quick Measurement Technique of Gas ContentLONG Qingming, XIA Yongjun, MU Jingshan, YUAN Shijun56-58,6216Application of Ultrasound Leakage Detector in Wangpo Coal MineZHANG Zhigang, YANG Liping, WANG Jianwei59-6217Study of Advance Detection of Coal Seam Thickness based on Integrate Geophysical Prospecting TechniquesDU Yimin, ZHANG Chunguang63-66,7018Analysis on Water Detection Effect with Mine Transient Electromagnetic Method in Limestone RoadwayWU Chaofan, QIU Zhanlin, JIN Qizhong67-7019Field Measurement of External Air Leakage Rate in Wugou Coal MineWANG Zhiliang71-72,76203 D Seismic Prospecting Technique for Complex Surface of Loess Tableland of Jiulongchuan MineLUO Jianfeng, WANG Song, SUN Jielong, CHEN Jiang, MENG Chang, ZHU Yuanwei73-76 