1Fluorine content characteristic and occurrence form research of Chinese typical gasification coalZHANG Ning-ning1-52Main workable coal seam coal quality characteristics of Dalabute coal mine and its gasification adaptability analysisZHAO Qi6-113Research on ratio increase of Xinwen gas coal and gas fat coal in coking blending coalZHANG Qi-lin, WANG Xue-min, HOU Yu-hong, YANG Shuo, TIAN Liang, WANG Fei-fei12-15,194The coal quality characteristics of Huozhou Ziyang coal industry and its industry utilization pathZHANG Feng16-195Technological economic model research of indirect coal-to-liquid process using ligniteWU Li-jun, WANG Ye-min20-24,296Study on the kinetic of hydrodenitrogenation of light coal tar oil fractionLI Wei-lin, WANG Guang-yao25-297Uncertainty analysis of thermal properties of coal body by unsteady thermal conductivity product methodXU Shang, GAO Wei, CHEN Wen-tao30-34,388Research on mobile coal quality analysis technology and collection of equipment systemYANG Yang35-389Design and application of vacuum pneumatic conveying system for discarded coal samplesLI Zhao-di, ZHOU Lei, ZHOU Shu-guang, XIAO Peng-fei39-43,5110Research on unmanned intelligent analysis system of coal quality testingLUO Jian-ming, CHEN Chao, HE Shuai, HU Ya-zhong, YIN Shi-bo44-4711Practice and discussion of test of activated coke strengthDUAN Chao48-5112Application of standard material quality control chart in coal Inspection quality controlCHEN Bao-hua52-5413Application of coal quality on-line detection technology in a 600 MW unitNIE Lang55-5814Economic and technical comparison of slack coal washing in coal preparation plant of low-rank power coalMA Ting, ZHANG Wen-xin59-6515Several measures to extend the service life of the vibrating screenZHANG Jian, ZHOU Xue, CHEN Xiao-bing66-6916Method analysis on ash extraction from slime in Tunlan Coal Preparation PlantZHANG Hai-jun70-72 