Practices on Technical Reconstruction of Coal Preparation Plant in Xinzheng Clean Coal CompanyZHANG De-fei, LUO Yu-cai, JIANG Jin-zheng, MAO Zhou-gang, MAO Ming, GAO Yu-xi7-9
New Realized Method to Restart High Voltage Frequency Converter When Power Lost InstantaneouslyJIANG Shi-yong, CHENG Ling-fei, LI Jin-ge12-14
Analysis on Coupling Support Technology of Deep Mine Roadway and Application Effect in Xinli MineYAN Yu-biao, WU Jun-yin, LIU Da19-21
Study on Floor Reinforcement Technology and Numerical Simulation of Soft Rock Chamber in Deep MineWU Hao-ren, YANG Zhang-jie, WANG Qing-niu24-26
Seam Water Affected to Air Drilling of Seam Horizontal BoreholeWANG Jian-bin, JIA Ming-qun, WANG Li, CHEN Liang35-37
Study on Engineering Geological Features of Qiantang Baihu No.2 Binhu Block in New District of LanzhouMAI Zhen-jun, YU Yan-ping38-40
Practices on Hydraulic Sliding Support Applied to Top Coal Caving Mining in High Inclined and "Three Soft" Seam of Lugou MinePENG Hai-feng, MA Zhen-qian, DONG Guan-jie41-43
Detection on Spontaneous Combustion Area in Surface Mine and Study on Comprehensive Control Technology of Spontaneous Combustion AreaWU Jian-ming, ZHANG Jin-hua, WU Yu-guo53-56
Analysis on Cracking Mechanism of Ventilation Roadway for Mine Air Returning Shaft in Niuxi MineWANG Bing-wen, QI Wei, FENG Le-le, MA Long, YANG Wei-guang57-59
