1Numerical Simulation of Gas Explosion Characteristics Under High Pressure EnvironmentSI RongjunTest·Research1-42Determination of Main Controlling Factors of Coal and Gas Outburst and Critical Value of Effectiveness Examination for Regional Measures in Daning Coal MineGUO ShousongTest·Research5-83Experimental Study on Improving the Effect of Coal Seam Water Injection with Compound Wetting AgentWANG Yunhang, JIANG Shuguang, CHEN Guangmin, WU Zhengyan, LI LianghaiTest·Research9-11,154Strata Behavior Law of Full-mechanized Caving Stopping Roadways in Close Coal SeamsPAN Weidong, KONG Dezhong, LI Delin, LUAN HebingTest·Research12-155Study on Filling Materials for Gob-side Entry Retaining Roadway Based on Preventing Rockburst in Deep MineKONG LinghaiTest·Research16-196Simulation Study on Crossheading Reasonable Location of Close Distance Coal Seams Simultaneous Mining Working FaceLI Zheng, KANG Guanxian, HUANG Zhiming, KANG TianheTest·Research20-227Study on Caving Zone Height of Large Mining Height Fully Mechanized Caving Mining in Horizontal SeamLIU Jinkai, ZHANG Chunlei, HUO Lijie, ZHAO Jianjian, ZHANG Shiqing, LI QiTest·Research23-258Simulation Study for Floor Failure Depth of Lower Coal Group Thin Aquifuge in Dongpang Coal MineLI CaihuiTest·Research26-299Floor Stress Distribution Laws of Mining Above Gob in Close Distance Coal SeamsFENG Yufeng, ZHAO Jie, WANG ChenTest·Research30-3310Soft Rock Roadway Reinforcing Support Calculation and Numerical Simulation Based on Rheological ModelXU Min, LIU Wenjing, HUANG Kejun, LI LiangTest·Research34-36,4011Small Faults Development Law in No.19 Coal Seam of Panxi Mine FieldJI Xiaokai, SHI Longqing, WANG Fang, JING Xing, XING TongjuTest·Research37-4012Reasonable Malposition for Mining Roadway Outward Staggered Arrangement in Very Close Distance Coal SeamLI Hongxing, DING Guoli, ZHANG Xiaoqiang, LIU YuedongTest·Research41-4413Bending Drilling Construction Technology of Gas Drainage in Soft Coal Seam Through Beds HoleSUN XinshengTechnology·Innovation45-4714Fast Regulation and Optimization Technology of Production Mine Ventilation SystemDENG Zengshe, SI Junhong, XU Wenquan, ZHANG Lianjun, WANG XiaojunTechnology·Innovation48-5215Detection Technology on Slag Station Hidden Fire Area in Baijigou Coal MineJIANG JinjunTechnology·Innovation53-5516New and High Efficient Adsorption Tower Filling Technique for Carbon Molecular Sieve Nitrogen MachineWANG GangTechnology·Innovation56-5817Water Inrush Law in Bed Separation Due to Coal Mining Under Hard Rock and Its ControlWANG Qiqing, LI Wenping, LI Xiaoqin, SUN Ruhua, WANG DanzhiTechnology·Innovation59-62,6618Optimal Technology for Coal Roadway Tunneling Based on Bed Plate Tunnel in Measure WellYU Zhongming, PENG Bin, TANG Zhu, XU Yukun, ZHOU XiangmingTechnology·Innovation63-6619Surface Grouting Water Stop Reinforcement Technology Under Disturbed StrataFANG Yunmai, LIU Jie, CHENG Shigui, SHAN ChongleiTechnology·Innovation67-69,7320Deformation Characteristic and Support Technology of Extra-wide Mining RoadwayHUANG Youhong, MA Haifeng, YANG ZhaoTechnology·Innovation70-73 