1Preservation and deliverability characteristics of coalbed methane in east margin of Ordos BasinZHANG Song-hang, TANG Da-zhen, TANG Shu-heng, XU Hao, ZHANG Biao, CHEN Zhen-long1297-13042The new method for creating 3D model automatically of bad break within geological bodyCHE De-fu, WU Li-xin, YIN Zuo-ru1305-13093Gas-adsorption-swelling characteristics after water injection to fat coal from the Malan Mine, the Gujiao coalfield of Shanxi ProvinceZHANG Xiao-dong, WANG Li-li, ZHANG Zi-xu1310-13154Effect of little fault in working face on water conducted fissure heightHUANG Bing-xiang, LIU Chang-you, XU Jia-lin1316-13215Feasibility study on mining surface subsidence high-precision monitoring using GPSZHANG An-bing, ZHANG Zhao-jiang, GAO Jing-xiang, LIU Xin-xia1322-13276Physical simulation test of damage character of surrounding rock under different levels of the horizontal stressGOU Pan-feng, ZHANG Zhen-pu, WEI Si-jiang1328-13327Identification for bolt-surrounding rock structural system based on wavelet neural networkCHEN Jian-gong, LI Xin, ZHANG Yong-xing1333-13388Effect of tunneling blasting on the existing adjacent tunnel under different conditionsWU Liang, ZHONG Dong-wang1339-13439Effectiveness of steel slag powder on suppressing alkali-aggregate reaction (AAR) expansion and its evaluationLI Yun-feng, WANG Ling, YAO Yan, LIN Hui1344-134810Study on pattern of gas emission at fully-mechanized coal face in Liliu mining areaYANG Mao-lin, XUE You-xin, JIANG Yao-dong, WANG Kai, ZHAO Yi-xin1349-135311Injury study on impact current of gas explosion in coal mineYANG Shu-zhao, JING Guo-xun, JIA Zhi-wei1354-135812Influence factors and mathematical model of coal dust particles threshold velocityHAN Gui-bo, ZHAN Shui-fen, ZHANG Xiao-chun, MA Chun1359-136313Pure zeolite 4A synthesized from coal kaolinite for use as detergents builderHU Fang-hua, WANG Wan-xu, YANG Xiao-yi, HU Qing-xia, LI Yong-feng, ZHAO Hui-xian, LI Ping1364-136914Analytic calculation of temperature field in loose coal bulk based on spherical heat source modelCHEN Qing-hua, ZHANG Guo-shu, GUAN Wei-juan, MIAO Lei-gang, TANG Ming-yun1370-137315Experiment key factors of coal-bed gas and coal gangue co-combustion in circulating fluidized bedCHEN Yan-rong, ZHANG Li, RAN Jing-yu, FAN Hu1374-137816The changes and influence factors of viscosity of coal-oil slurry in high temperature and high pressureYAN Bing-feng, SHI Shi-dong, LI Wen-bo1379-138217Study on caustic washing process for extracting phenolics from direct coal liquefaction product distillateGAO Zhen-nan, DU Shu-feng, LI Wen-bo, LI Ke-jian1383-138718Modelling of spray agglomeration of particles from coal combustion based on the rapid coagulation theoryLIU Jia-xun, GAO Ji-hui, GAO Jian-min, CHEN Guo-qing, WU Shao-hua1388-139319A thermogravimetry investigation on the combustibility of coalslime water slurryCAO Xiao-zhe, ZHAO Wei-dong, LIU Jian-zhong, SUN Jian-feng, ZHOU Jun-hu, CEN Ke-fa1394-139920Orthogonal test on combined desulphurization and denitration by activated charLI Lan-ting1400-1404 