Study on Preset of Safety Coal (Rock) Pillar in Closed Distance Seam Group under Water BodyXU Yan-chun, LIU Zhao-xing, ZHANG Qi, LIU-jie1-4
Principle and Application of Surrounding Rock Control along Gateway in Bottom Seam of Ultra Closed SeamsZHANG Jian27-30
Mine Shaft Liner Design and Construction Optimization for Mine Shaft at Base Rock Section Passing Through Special StratumZHANG Nai-hong, WANG Xiao-jian31-32,35
Application of Shield, Bolt and Grouting Combined Support Technology to Mine Soft Rock RoadwayLU Chang-long, QU Shi-zhan, CHEN Hong-xu41-43
Roof Control and Production Practices of Fully Mechanized Top Coal Caving Mining Face in High Inclined Complex Soft SeamGAO Wei-zhi54-56
Study on Technique Parameters of Dust Control and Water Injection for Difficult Water Injection SeamXIONG Zu-Qiang, YUAN Guang-Yu57-59
Study and Practices to Improve Coal recovery Rate of Fully Mechanized Top Coal Caving Mining Face in Failure Zone of Small MineGONG Zhen-peng60-62
Study on Geological Radar Detection of Shallow Strata Structure in No.12406 Coal Mining Face of Bulianta MineNIE Jun-li, YANG Feng, PENG Su-ping, HAO Li-sheng75-78
Analysis on Mine Strata Pressure Behavior Law of Coal Mining Face with Combined Supports in "Three Soft" High Inclined Thick Seam and Suitability of SupportLI Jian-wei, LIU Chang-you, LI Yong-ming, ZHANG Da-heng, FAN Guo-zhu79-82
Hard Coal Thickness of Slice Seam Affected to Top Coal Caving RateZHANG Bao, CHENG Chen-xin, LV Wei-wei, GUO Wen-yan, LI Qi83-85
