1Green mining technology under the background of low-carbon economy-underground coal gasificationZHAO Ke-xiao, SHANGGUAN Ke-feng, LU Xi1-3,62Capacity expansion reform of Liangbei coal preparation plantHAN Heng-wang, ZI Tao, LU He-de, LIU Shi-li4-63Experimental research on coal slurry flocculation and settling in Jining NO.3 coal preparation plantSHEN Xiao-jun, WANG Ai-qing, MENG Fan-cai, LI Xiao-jun, ZHANG Di7-9,134Application of cyclon micro bubble flotation column in Wobei coal preparation plantFENG Li-pin, ZHOU Meng-ying, XU Xiao-qi10-135Selection of size fraction of magnetite powder on dense medium main washing and recleaning processPENG Yang, FANG Yi-en14-166Research on medium consumption reduction measures of dense medium shallow bath seperatorZHANG Qi, LIU Chun-long, CUI Li-li, JI Ji-xing17-197Adjustment of operating parameters of jigger under higher concentration circulating waterWANG Min, JIN Ji-yuan, LIU Xin-guo20-22,358Preparation of a new type of coal-based fuelHUANG Bo, ZHAO Yu-feng, GONG Xu-wen, LV Jia-liang, HU Yun-long23-269Study on test methods for softening point of coal liquefaction residueDU Shu-feng27-2910Study on optimization design of conventional island system in IGCCXIE Hao, ZHANG Zhong-xiao, LI Zhen-zhong, WANG Yang, CHEN Lei, QI Li-li30-3511Research on reconversion process of pressurized fixed-bed raw coal gasZHANG Qing-jiu, WANG Guang-long36-3812Development status and prospects analysis of methanol to gasolineWANG Yi39-4213Coal optimal selection for CFB boilerHUANG Zhong, XIAO Ping, JIANG Jian-zhong, SUN Xian-bin43-46,8014Study on preparation of coal water mixture from rejectsFedyaef V.I., Carpenok V.I., Mastikhina V.P., Vakhrusheva G.D., Murko V.I., Inetdinof H.L., Baranova M.P.47-49,8515Research on microwave-assisted extraction-pyrolysis coupling of Shenfu coal in distillate of low temperature coal tarCHEN Ya-ni, LIU Gong50-5216Numerical simulation and experimental research on cold flow field in staged supplemental oxygen entrained-flow gasifierLOU Tong, ZHANG Zhong-xiao, FAN Jun-jie, XU Ming53-5717Experimental study on grade grinding process for high concentration coal oil mixture preparationSUN Hai-yong, HE Guo-feng, DUAN Qing-bing, ZHANG Sheng-ju58-6018Study and application of low flow mass pulverizd coal steady burnerYAN Zhen-rong, LUO Xiao-ming, HAN Jun, CAO Feng, WANG Hua-nan61-6519Application of K-fuel(R)technology in Xinjiang non-caking coal dehydrationWANG Shao-hua, FANG Xue-ping, ZHANG Li-zao, ZHU Wen-tao, WANG Zhen-jun66-68,8820Development and application situation of lignite drying technologyJIANG Bin, LiSheng, GAO Jun-rong, LIANG Guo-lin, MENG Hui, YANG Zhi-gang69-72 