1Seepage Experimental Study on Coal Containing Gas Under Mining-induced Mechanical CharacteristicsFAN Penghong, NIE BaishengTest·Research1-42Existence of Barrier Layer of Pressure Relief Gas Extraction and Its RoleYANG Jingfen, XU Hongjie, HUANG HuazhouTest·Research5-8,123Study on Anthracite Pores Variation and Fractures Development Under Acoustic Power ExcitationTIAN Hongbo, JIANG Shuguang, LI Yue, ZHANG Weiqing, QIN Tong, WANG YuwanTest·Research9-124Development and Application of Testing System of High Pressure Nitrogen Blasting Experiment for Increasing PermeabilityGAO Jie, WANG Haifeng, QIU HaishengTest·Research13-15,195Simulation of the Influence of Coal Mining on Reverse Landslide Stability of Earth's SurfaceSUN Xueyang, LI Pengqiang, LI Cong, WU Jingfang, YANG Xu, HE TuopingTest·Research16-196Study on Dynamic Mechanical Properties of Coal and Rock Based on ABAQUS SimulationQIAN Jie, HAN Jing, HU MingTest·Research20-227Experimental Study on Floor Heave in Stable Stage of Gob-side Entry RetainingYU BaozhongTest·Research23-278Study on Hydraulic Support Selection for Residual Coal Repeated Mining in Fully Mechanized Caving FaceZHANG Kaijuan, DU YinghuiTest·Research28-319Research on On-way Resistance for Pipe-Jacking Construction in Rock Roadway of Coal MineWANG Lei, ZHANG Li, WANG Xinming, WANG GuanxiongTest·Research32-3510Fire Prevention and Control Technology for Spontaneous Combustion in Typical Easy Self-ignition and Very Short Distance Coal Seams of Coal MineBAI JinyanTechnology·Innovation36-3811Dynamic Closed Loop Control Technology for Spontaneous Combustion in Composite Goaf of Extremely Close Distance Coal Seam Group with High GasLIU ZhizhongTechnology·Innovation39-41,4412Causes Analysis and Prevention Technology for Pressurizing Support in Fully Mechanized Caving MiningLIU PingTechnology·Innovation42-4413Yield-resistance Stress Closed Support Technology of Fractured Mudstone Roadway with Large SectionSUN JingtaoTechnology·Innovation45-4814A Mixing Temporary Re-equipment Construction Technology for Vertical Shaft in Yuanzigou CoalmineLI Junsheng, XU Xingliang, HU Hongli, ZHAO YaoTechnology·Innovation49-5115Support Failure Mechanism and Local Instability Control Technology of Rich Water Mudding RoadwayZHAO Qifeng, SHI Jianjun, ZHENG Sida, SUN Yuantian, LIU YuanyuanTechnology·Innovation52-5516Support Technology for Coal Walls of Roadways by New Resin Boltings and Its ApplicationWANG JunTechnology·Innovation56-58,6217Guided Dust Catcher Equipment for Gas Extraction in Drilling ConstructionPI XiyuDesign·Development59-6218Transient Energy Suppression in Design of Intrinsic Safe Power SourceZHANG YanDesign·Development63-64,6819Risk Monitoring and Forecasting System for Mine Roof Separation FallingLIU YipingDesign·Development65-6820Early Warning System for Mine Fire AccidentsXIE Xuecai, LIANG Yueqiang, LIN Chen, LI LeileiDesign·Development69-72 