1Taking mission, Science and technology leading further development and continued forward to create and have future——review and outlook for 50 Anniversary of China Coal Research InstituteWANG Jin-hua50th Anniversary of CCRI1-72Development and advantage of ventilation and protectious of fire, gas and dust technology in China coal minesLU Jian-zhang50th Anniversary of CCRI8-133Present status and development tendency of mining and excavation mechanization technology in Kailuan Mining AreaLI Jian-minGeneral14-184Geological factors analysis and prevention of coal and gas outburst in Huaibei Coal FieldLI Wei, LIAN chang-baoTechnology and Experiences19-225Practices on adjustment technology of mining district layout to prevent and control coal and gas outburstLI Pei-quan, HUANG Xiang-jing, ZHOU Zhang-gengTechnology and Experiences23-256Micro seismic monitoring and measuring technology for pumping presuure, coal and gas outburst and water inrushJIANG Fu-xing, WANG Cun-wen, YANG Shu-hua, ZHANG xing-minTechnology and Experiences26-28,1007Mine water inrush features and prevention measures for Chaohua MineYUAN Zhi, GUO De-yong, SONG Jian-chengTechnology and Experiences29-328Polymer water sealing agent applied to coal mineWANG Chun-yao, CHEN Jian-feng, ZHANG Lan-xuan, WANG Jun-fengTechnology and Experiences33-349Analysis on fully mechanized longwall coal mining technology with thick complex roofCHEN Tao, ZHANG Dong-sheng, WANG Hong-sheng, MA Li-qiang, SHI Guo-bingTechnology and Experiences35-37,4110Construction technology of freezing method for mine auxiliary shaft in Zhangshuanglou Mine passing through swelling thick clay layerWAN Yuan-chaoTechnology and Experiences38-4111Design on operation program of seismic exploration on water of Weishan Lake Coal FieldHAN Zhong-dong, ZHAI Pei-he, YANG Feng-jie, WANG Zhen, ZHANG Bao-shui, LI LiTechnology and Experiences42-4512Design on bolt, steel mesh and anchor support parameters for steep inclined seam gatewayCHANG Ju-cai, XIE Guang-xiang, LU Yong, WANG LeiTechnology and Experiences46-4813Rapid construction technology of outer wall excavation and lining at ground freezing section of central ventilation shaft in Quandian MineWANG Jian-he, WANG Fu-fei, LIU Hua-wei, CHEN Cheng-yuTechnology and Experiences49-50,5314Key technology of visible command system for mine rescueDENG Jun, JIN Yong-fei, LI Shu-gang, WEN Hu, WANG Jian-pingTechnology and Experiences51-5315Development and application of anti bumping gateway hydraulic powered supportLI Zhao-fu, ZHANG Sheng-xiang, CAO Wei, CAO Shu-xiangTechnology and Experiences54-55,5816Development of mine safety production information system base on SQL databaseWANG Kai-song, SONG Yun-taoTechnology and Experiences56-5817ARM insert type gas sensor system base on CAN bus lineMA Zheng-hua, JIANG Jian-ming, WANG Zheng-hongTechnology and Experiences59-6118Improvement and practices on heavy medium cyclone coal preparation processXIE Guo-hui, LIANG Mao-binTechnology and Experiences62-6419Inspection system of braking torque for mine hoist base on TMS320F240 DSPZHANG Mei, LI Jing-zhaoTechnology and Experiences65-6720Water prevention and control technology with grouting for base rock section of East ventilation shaft in Qidong MineWU Jun-song, Xu Bing-fengTechnology and Experiences68-70 