1Statistical Analysis on The Overlying Strata Failure Height in Condition of Top-coal Caving1-5,152On Linking the Lanes of Complex Region and the Comprehensive Technology Practice of Gas EmissionsWANG Zhiyu6-83Application of radon measurement with isotope on the survey of fire seat location inshallow coal seamLI Sihao, ZHANG Jinggang9-114Numerical Simulation of Spontaneous Combustion Process of Top coal caving in GoafLI Yunfu, KANG Huaiyu, HE Ning12-155The Regulations of Gas Emission in Excavation Lane and the Optimization of Ventilator ParametersLI Lianpo16-18,586Xue Coal Mine ventilation and fire prevention system parameter measurement and analysisHU Weimin19-227The Study on the Hydraulic Connection between the aquifers in the Region Affected by the Sink Holes of Xie-qiao Coal MineWANG Zhichao, LING Biaocan, FANG Liangcheng23-268Experiment Study on the Relationship between Water Content and Shear Strength Parameters of Silty ClayZHANG Cungen, ZHANG Huaijing27-299Working face pressure observation and analysis of Taitou coal mineSUN Hongjun, KANG Huaiyu30-3310Evaluation studies on seam roadway supporting systemZHAO Yousheng, XU Haitao34-3711Research on Effective Pressure-released Radius of Gas Drainage Borehole in CHENGZHUANG MineLI Guohua, ZHU Kai, ZHANG Jinggang38-4012Analysis of Main Controlling Factors of Gas Content in Longjiapu Coal MineZHU Chunhua, YANG Defang41-4313Study on Gas Pre-pumping method of several holes enclosure in coal roadQIU Shenglin44-4614Applied Research of Water Flooding in Coal Seam and Multidrop at SanJiaohe MineCAO Huaijian, ZHANG Qi, LING Biaocan, HOU Hong, SHI Haoyu47-5015Research on Ground Surface Power Supply Mode for The Deep-well Motor in Oil-well Logging DevicesZHANG Quanzhu, HUANG Chengyu, DENG Yonghong51-5416The Use of Beam Tube Monitoring and Measuring System in the Study on Spontaneous CombustionLIU Shudi, LIU Tao55-5817Performance Testing and Analysis of Main Fan at the Underground Minc of AnjialingGUO Jiangfeng59-6218Study On the Sepatation Mechanism And Application Of Liquid-Solid Fluidized Bed Coarse Slime SeparatorSHI Changsheng, WO Yaqi, MA Ruixin63-6519The Influence of Coal Sample Preparation Method on the Determination of Coal-water Contact Angle AnalysisYAN Zhijie, CHEN Xuexi, XU Hongyan66-6920Belt conveyor in inclined lane realize small Angle bend technology applicationQI Mingfeng, LIU Xiaogang70-72 