1Analysis of influence of typical combustible gas on methane chemical kinetics in mine fire areaLUO Zhenmin, LIU Rongwei, WANG Chao, SHI JingTest Research1-6,122Study on evolution law of mining stress in isolated working face of large dip angle coal seamWANG Zhengyi, HE Jiang, YANG Wenlian, MIAO WeidongTest Research7-123Influence of coal fine particle size on propagation characteristics of outburst shock waveJIANG Anfei, SUN Dongling, LIU Yanbao, YANG Xuelin, CAO Jie, DAI LinchaoTest Research13-16,224Study on deep and shallow hole grouting reinforcement technology of coal rock interbedded composite roof in coal mining faceGUO Xiangping, XU Huigang, FU ShujunTest Research17-225Numerical simulation analysis of effective gas drainage area in different number of drillingsCHEN Yuexia, CHU Tingxiang, CHEN PengTest Research23-27,326Study on the influence of roof and floor rock permeability on gas extraction in coal seamLI DawangTest Research28-327Inversion method of in-situ stress field of Changcun Coal Mine based on Rhino precise surface modelingZHU Lingfu, YI Bingding, QU Qiuyang, HU BinTest Research33-37,428Research on dust diffusion and settlement law of different particle size in fully mechanized excavation faceWEI WeiTest Research38-429Research on time-frequency conversion in inversion of fixed source transient electromagnetic dataZHANG Yanlong, WU Yanqing, DENG Liuyang, CUI ShaobeiTest Research43-4910Preparation and performance characterization of environmental protection dust suppressant in open-pit coal yardZHANG Chuan, CHEN Xingming, ZHOU Jiajia, ZHOU Ting, XU XiangbinTest Research50-53,5811Research on the technique of secondary grouting to plugging leakage based on drilling air leakage location detectionZHOU Jianwei, GAO Baobin, ZHANG Yongbin, CHEN Liwei, LI YangApplication Techniques54-5812Prediction of rock burst electromagnetic radiation based on multifractal theoryYAO Jingming, XU Ziwen, WANG Jian, LIU JunyuApplication Techniques59-6313Research on intelligent control method of aspirating quantity for coal residual cleaning robot of freight train carriageSUN Jianfu, WANG Zhengqiang, LI NingApplication Techniques64-6814Optimization and application of coal spontaneous combustion index gas in Xutuan Coal MineLUO Dayong, LIU ZhenApplication Techniques69-7415Study on risk analysis and prevention of rock burst in working face under the influence of continous sharp corner coal pillarLYU Pengfei, QIU Lin, MIAO Zhuang, CUI XuekaiTechnical Experience75-8016Research on the selection of grouting performance based on the broken degree of entryWANG Ziqi, WAN Zhijun, ZHANG Yuan, CHENG Jingyi, ZHANG Hongwei, XIONG Luchang, KANG YanleiTechnical Experience81-8617Research and application of intelligent ventilation technology in Hanjiawan Coal MineBAI Mingbo, YAO Yahu, LUO Guang, GAO JunweiTechnical Experience87-91,9518Research and application of high pressure spray dust removal technology for fully mechanized mining face with large mining heightGUO Fenchao, LI Tenglong, MA Wei, YANG JunleiTechnical Experience92-9519Fuzzy interval prediction of time series of mining safety production accidentsHUANG Yue, XING Futang, SHI Guixin, WU MenglongTechnical Experience96-102,10720Research on gas drainage technology by high level directional long drilling to replace drainage gateway in Laochang mining areaJIA XiaoliangTechnical Experience103-107 