1Development status and analysis of lignite quality improvement technologyZHU Shu-quan1-42Research on clean potential assessment of coal resourcesYANG Shu-ting, TANG Yue-gang, XIE Xi-chao, WANG Feng-juan5-8,113Influence of coke oven gas ammonia on recycling economyGAO Rong-chuan, XIE Hong-fei9-114Influence of water quality on coal slime flocculation flotationJI Deng-gao, GU Xu-long, CAI Guang-shun, CAI Yang-hui, WEI Shuang-guo12-14,645Application of a new collector in Xinzhi coal preparation plantREN Chong15-17,686Study on structure parameters of sumerged aeration mixing device in a jet-type flotation machineJIANG Ming-dong, WANG Wei-wei, YAN Rui-min, LI Xin-li, ZHANG Shi-long, WU Da-wei18-217Study on flocculation chemicals of coal slimeWANG Jia-yan, GONG Lun22-24,328Medium consumption management of Xinzhi coal preparation plantSHI Hong-jie25-26,329Development of synthetic technique of substitute natural gas (SNG) from coalQIAN Wei, HUANG Yu-yi, ZHANG Qing-wei, DU Ming-hua, XIE Qiang27-3210Interrelations of catalytic index of coal ash componentLIANG Jian-hua, SHI Shi-zhuang, ZHANG Kang-hua, PENG Jing, LEI Yao-hui, WU Qiong33-3611Study on characteristics of complex alkali humic acid as a binder of coal briquetteZHANG Zhao, ZHOU Xia-ping, WANG Jie37-40,5012Chain mode management of convection heating surface of coal burning boiler based on node objectsZHAO Chao, ZHANG Zhong-xiao, ZHOU Tuo, TENG Ye, CAI Hai-jun41-4513Study on two-dimensional dense gas-solid flow swirling particle concentration field in gasifier with single nozzleYAO Min, LIU Wan-zhou, WANG Jian, YONG Xiao-jing, MA Yin-jian, ZHANG Jian-shou, LUO Chun-tao, LI Wei-feng, LIU Hai-feng46-5014Numerical study on cold air flow field in chain stocker boiler added front archTENG Ye, ZHANG Zhong-xiao, ZHOU Tuo, ZHU Ming, ZHAO Chao, CAI Hai-jun51-5415Application and evaluation of additive used in limestone wet flue gas desulphurization systemZHANG Yan, ZHOU You55-5816Development prospect on preparation and application of activated coke with Chinas ligniteZHANG Xu-hui, LIU Zhen-qiang, MIAO Wen-hua, BAI Zhong-hua59-6117Impact on Shenhua coal's slagging tendency by mixed burning methodsGU Da-zhao, CHEN Zhen-long, GU Xiao-yu62-6418Adsorption and thermodynamics study on phosphorus adsorption by fly ash-chitosan adsorbentLI Ling, SHAN Ai-qin, CAI Jing65-6819Calculation formula-of coal ash melt temperatureNIU Miao-ren, SUN Yong-bin, LIN Bi-hua, ZHOU Xin-wen69-7220Analysis of coal quality benefits in Datong Coal Mine GroupGUO You73-75 