1Construction of Ultra Large Skip Loading Chamber in Mine Full Depth Freezing ShaftWANG Hou-liang, SHI Yun-feng, WANG Jun-yi4-72Ground Freezing Monitoring and Control of Mine Shaft Repair ProjectFANG Yun-mai, TAO Rong-an8-113Application of Ground Freezing Method to Repai r Project of River Bottom Water Taking TunnelHAO Ming-qiang, SHI Zhi-ming12-164Application of Comprehensive Grouting and Directional Drilling Technology to Water Sealing of Mine Shaft in Iron MineDU Kai, REN Feng-tong17-19,165Partial Freezing Construction of Mine Main Inclined Shaft in Lijiaba MineZHAO Yu-ming, ZHANG Xu-zhong, LIU Wei-min, LI Zhi-jun20-246Reinforcement Technology of Overlarge Chamber Floor with Reinforced Concrete Reverse Arch+Overlong Anchor GroupLIU Hai-sheng, ZHANG Mao-min, YANG Xin-ping25-27,247Research and Application of Brine Recovery System of Freezing PipeZHANG Qing-wu, DONG Jian-gang28-30,338Application of Frequency Conversion Technology to Ground Freezing ProjectLI Zi-xiang, WU Sheng-nan, WANG Chun-ling31-339Experiment Study on Blasting Technology with Medium Depth Borehole in Mine Large Cross Section Rock RiseZONG Qi, WANG Chuan-bing, WANG Hai-bo34-3710Study on Site Measurement of Floor Heave Occurred in Mine Freezing Shaft Sinking in Soft Rock of Western ChinaJIANG Guo-jing, LI Ai-min, NIU Qing-he, GUO Deng38-4111Research on High Strength and High Performance Concrete Preparation with Low Quantity of Cement and Binding MaterialZHANG Ping, QU Shi-bo, ZHANG Ya-xing, HAN Tai-shan42-43,3712Application of Belt Conveyor to Construction of Mine Inclined ShaftLI Hong-hui, LIU Jin-shan44-47,4113Development and Application of Information Automatic Monitoring and Control System to Ground Freezing ProjectZHANG Yu-mei48-5114Application of Raise Boring Machine to Construction of Muruo Hydropower StationGUI Liang-yu52-5515Three Dimensional Comprehensive Dust Control Technology of Mine Boom Type RoadheaderSUN Yong, WANG Lei56-57,41 