1Study on the fractures related with coalfield fire area in Wuda coalfield, Inner MongoliaCAO Dai-yong, FAN Xin-jie, WU Cha-cha, WANG Guo-lin1009-10142Application of spectral decomposition for fine seismic structural interpretation in coalfield and gas-bearing property predication of coal seamCHANG Suo-liang, LIU Da-meng, LIN Yu-cheng, CHEN Qiang1015-10213Leaching experiments on nitrogen release from ammonium illite gangueLIU Qin-fu, LIU Long-tao, SHEN Shao-chuan, DING Shu-li, ZHENG Li-hua, CHENG Hong-fei1022-10264Stability analysis on main roof key block in large mining height workfaceFU Yu-ping, SONG Xuan-min, XING Ping-wei, YAN Guo-chao, LI Zhi-jun1027-10315Analysis on the damage zone of overlying strata and safety layer distance on the upward mining above the longwall goafFENG Guo-rui, YAN Yong-gan, YANG Shuang-suo, ZHANG Bai-sheng, ZHAI Ying-da, KANG Li-xun1032-10366Discernment and optimization on the key parameters of bolt-mesh support in the crushed soft roadwayNAN Pei-zhu, FANG Shan-shan, WANG Ji-nan1037-10427Influence regularities of ground deformation on internal force and structure deformation of transmission towerYUAN Guang-lin, YANG Geng-yu, ZHANG Yun-fei1043-10478Correlation of ground surface subsidence characteristics and mining disasters under super-thick overlying strataWANG Li, ZHANG Xiu-feng1048-10519Overall dynamic optimization of production schedule in open-pit coal minesZHENG You-yi, WANG Qing, GU Xiao-wei1052-105610Initiative control of rock-burst under excavating based on the dynamic mechanismYAN Peng, LI Tian-bin, LU Wen-bo, CHEN Ming, ZHOU Chuang-bing1057-106211Experimental on gaseous seepage properties of sandstone in complete stress-strain processZHANG Hong-min1063-106612Experimental research on the effect of pore water pressure on the creep laws of soft rockLI Gang, LIANG Bing1067-107013The nonlinear features of waste deformation and its impaction on strata movementZHA Jian-feng, GUO Guang-li, LIU Yuan-xu, WU Bin1071-107514Testing study on coal waste back filling material compression simulationHU Bing-nan, GUO Ai-guo1076-108015Influence of gas pressure on compressive strength size effect of inhomogenous coalZHAO Yu, LI Xiao-hong, LU Yi-yu, KANG Yong1081-108516Research on splitting technical of coal bed deep-hole cumulative blasting to improve permeabilityGUO De-yong, SONG Wen-jian, LI Zhong-zhou, QIN Fa-qiu, LIU Xiang-bing1086-108917BP model of gas content prediction based on quantitative assessment of geological structure complexityWEI Jian-ping, HAO Tian-xuan, LIU Ming-ju1090-109418Mathematical model for spontaneous combustion in goaf in the moving coordinatesZHU Jian-fang, CAI Wei, QIN Yue-ping1095-109919Prediction of water inrush from coal seam floor confined based on geo-information composite overlay analysisZHANG He-sheng, XUE Guang-wu, SHI Xiu-wei, LIU Hong-fu, HU Yao-qing1100-110420Study on the dynamic model of wetting coal dustYANG Jing, TAN Yun-zhen, WU Xiu-kun, LI Gai-ping1105-1109 