1Present status and development of mine disaster prevention and control technologyLU Jian-zhang, LIU Jian-zhongGeneral1-52Access and proposals for coal resource saving and clean utilizationDONG De-biao, XIONG FeiGeneral6-93Combined blasting with boreholes and pressurized water to destroy coal bunkerGAO Wen-le, ZHANG Jin-quan, BI Wei-guoTechnology and Experiences10-124Rapid sealing and isolation technology for air leakage and oxygen supply channel to spontaneous combustion area in goafLIU Yi-shengTechnology and Experiences13-14,185Application of frequency converted speed control technology to mine hoist hoisting systemZHAI HongTechnology and Experiences15-186Research on high accuracy performance measurement and test system of hoistWANG Shao-zhi, JIANG Ji-wu, MA Xiang-juan, LI Yong-le, LI Wen-hongTechnology and Experiences19-20,247Application of key technology in the idle compensationCHENG Yong, WANG Pei-juan, LI Xiao-gangTechnology and Experiences21-248Numerical simulation on flow field in spray nozzle of coal shearerCHEN Qing-hua, ZHANG Guo-shuTechnology and Experiences25-26,299Mine gas drainage technology in high level gateway of fully mechanized longwall coal mining face of Pingdingshan No.10 MineCHENG Wei, MI ZhanTechnology and Experiences27-2910Technology and practices for mine fire prevention and control in goaf top area of deep inclined seamDENG Jun, JIN Yong-feiTechnology and Experiences30-3111Coal mining technology for mining operation between two goaf area of No. 12310 coal face in Malan MineCHANG Jun-jieTechnology and Experiences32-3312VLD directional drilling rig applied to mine gas drainage in Daning MineLIU Zi-long, Chris·Freer, ZHANG Jin-pingTechnology and Experiences34-36,4013Fully mechanized longwall top coal caving mining with light weight hydraulic powered supports applied to No.30 seam mining in Dongrong No.3 MineWU Jing-yun, SHANG Xiu-ting, ZHOU De-chenTechnology and Experiences37-4014Equipment disassembling and removing from deep inclined fully mechanized longwall coal mining faceWANG Xiao-liangTechnology and Experiences41-42,4515Connected tube constant pressure technology applied to control gas content over-limitation and spontaneous combustion in goafZHOU Zong-wei, LI Wei-xiong, ZHANG Xing-quanTechnology and Experiences43-4516Seam gateway support technology for fully mechanized longwall top coal caving mining in horizontal slicing of deep inclined thick seamJU Wen-jun, WEI Dong, LI QianTechnology and Experiences46-48,6617Mercury adsorption characteristics of activated carbon in coal-fired flue gasGAO Hong-liang, ZHOU Jin-song, LUO Zhong-yang, CEN Ke-faTest and Research49-5218Reliable transition control of real time video in IP networkQIAN Jian-sheng, CHEN De-qiang, TIAN Juan, PANG PingTest and Research53-55,6019Research on co-pyrolysis behavior of coal and natural gasLUO Ming, ZHANG Jian-min, GAO Mei-shanTest and Research56-6020Support practices for surrounding rock of mine roadway and chamber in Zhangzhuang MineXU Zhi-yuan, CAI Qing-xiangTest and Research61-63 