1Influence of ambient temperature on explosion characteristics of premixed gasHUANG ZichaoTest·Research1-62Study on pore development characteristics of low rank coal reservoirs in Erlian Basin groupLIU Jianhua, WANG Shengwei, SU DongmeiTest·Research7-123Study on reasonable criterion of effective extraction radius based on desorption gas indexSUN XiaomingTest·Research13-174Study on fractal characteristics of coal pore before and after oxidation treatmentFENG Yulong, SI Qing, WANG Hao, LI FengTest·Research18-225Reconstruction and seepage simulation of coal and rock pore fracture structure based on CT imagingLIU Weifu, DING Xuhai, ZHOU GuangTest·Research23-276Cooling law of liquid carbon dioxide on coal with different particle sizesLI PengTest·Research28-327Experimental study on change mechanism of coal and rock permeability under total stress and strain conditionXUE Junhua, LI Yanhe, LI Hongbiao, YUAN Zhandong, ZHAN KeliangTest·Research33-378Experimental study on optimal selection of CO absorbent for low metamorphism coalSUN Weili, SHI Jilin, ZHANG Haiyang, ZHAO Yaming, WANG Kun, CHEN QingfengTest·Research38-429Effect of carbon dioxide on coal spontaneous combustion characteristicsYE QingshuTest·Research43-4710Experimental study on heat extraction of loose high temperature medium with heat conducting rodLIU Xin, REN Wanxing, SHI JingtaiTest·Research48-5311Experimental study on preventing slippage failure of resin bolt in coal roadway by backfilling with enlarged bottomNAN Hua, WANG Shuai, WANG Jinrui, LUO MingTest·Research54-6212Influence of grout-filled flaws on strength properties and fracture modes of coal petrographyZHU Keren, DENG Chuan, LEI RuideTest·Research63-7013Study on air leakage law and gas concentration distribution in goaf under U+L ventilationJIA NanTest·Research71-7714Prevention and control technology of spontaneous combustion in mining face of closely inclined coal seam groupCHEN QingfengApplication·Innovation78-8215Comprehensive control technology of shaft fire areaWANG WeidongApplication·Innovation83-8716Optimization of coal seam permeability improvement technology by radial multi-branch borehole high pressure combined water jetFU Hui, KOU Jianxin, QIN PeiApplication·Innovation88-92,9717Projective and positioning technology for spatial visualization borehole in underground coal mineHUANG Bing, LI Rongxin, ZHOU SongyuanApplication·Innovation93-9718Preventing rock burst technology by roof cutting and roadway protection in mining along goaf roadway of dangerous areaZHANG LeiApplication·Innovation98-10419Surrounding rock support technology of extra thick coal seam roadway under the influence of miningLYU KunApplication·Innovation105-11220Safety analysis and water prevention and control technology of coal mining under rivers in Tianzhu Coal MineHUANG Hao, FANG Gang, LIANG Xiangyang, LIU YangApplication·Innovation113-120 