1Design Idea on Compilation of "General Requirement of Safety Management Established for Underground Coal Mine"LIU Yin, ZHENG Hou-fa, ZHOU Meng-yingDesign and Technology1-32Discussion on Several Issues of Coal Mining Area Overall Planning and ManagementGUO Jun-shengDesign and Technology4-63Selection on Mining Method of No.5-2 Seam in Hongliulin MineNIU De-zhenDesign and Technology7-94Broken Span of Fault Applied to Design Development Plan of One Level Combined Mining for Two SeamsWANG Suo-kuiDesign and Technology10-11,155Complex Seam Mining Affected to Mine Production Capacity Based on Backcast Stripping TechnologyMA Li, LI Ke-min, DING Xiao-hua, PENG Hong-ge, XIAO Shuang-shuangDesign and Technology12-156Research on Reasonable District Sublevel Height for Top Coal Caving in Steep SeamLIU Yue-dong, ZHANG Dong-feng, FAN YongDesign and Technology16-18,217Application of Covered Culverts in Waste Dump of Open Pit MineSONG Jing-hui, WANG Jian-hua, MAO Yong-xiang, HE Yi-jianDesign and Technology19-218Analysis on Economic Operation Features of Mine Shaft Hoisting SystemZHU Jian, LI Yu-jin, ZHANG Bao-lianDesign and Technology22-23,269Dedusting System Transformation of Hoerxinhe Coal Preparation PlantTIAN TianDesign and Technology24-2610Study on Bolt-Shotcreting Support Technology of Large Cross Section Dip Gateway Under Condition of Dynamic BehaviorWU Bo-qing, CHU Xiao-wei, ZHANG Cheng-jun, WU Yong-zheng, LEI Xue-yiConstruction Technology27-3011Study on Large Span Support Technology of Open-Off Cut with Unstable Thick Mudstone RoofZHANG Li-shengConstruction Technology31-3312Study on Large Section Roadway Supporting Technology Under High Horizontal StressYAN Fei, YAN Guo-chaoConstruction Technology34-3613Deformation Characteristics and Supporting Technology of Roadway in Soft and Thick Coal SeamZHANG Lei, ZHANG Zhi-ming, ZHAI Ji, WANG Xiu-liConstruction Technology37-38,4214Study and Practices on Directional Drilling and Exploration Technology of Scouring Zone in SeamCHEN Hong-yan, KOU Gui-de, JIN Xin, LI Guo, LIU Xu-sanConstruction Technology39-4215Fine Aggregate Grouting Closure Technology of High Flow Running Water in MineJI Zhong-kuiConstruction Technology43-4516Force Analysis and Deformation Calculation of Composite Soil Nailing WallWANG Hui, CHENG Jian-huaConstruction Technology46-4817Study on Mechanization of Downward Diagonal Fully Mechanized Longwall Mining in Steep Inclined SeamNING Gui-feng, WANG Ya-junProduction Technology49-5118Cemented Filling Mining Process Applied in Continuous Coal Mining FaceLIU Peng-liang, SUN Kai-hua, SHANG PeiProduction Technology52-5419Walking Type Powered Support Applied to Roof Support Room and Pillar Shortwall Mining TechnologyHAO Wan-dongProduction Technology55-5720Study on Fire Prevention and Extinguishing Technology of Fully Mechanized Caving Face with Gas and Coal Spontaneous CombustionZHANG Bo-taoProduction Technology58-60 