1Coal quality difference research on gas coal from different coal mine placesXIANG Ru, SUN Bin, SONG Zi-kui, YIN Xiu-li1-32Analysis on the coal resources and coal quality characteristics of Yumo minefield in Jinsha CountyYANG Jian-bo4-93The change law of measured value and weighted value of mixed coal grindability indexZHONG Xue-qing10-124Study on strength of lignite based agglomerated activated carbon precursorHE Ying, XIE Wei13-16,455The study of co-carbonization mechanism of coal/ waste plastics by microwave aidedLIU Peng17-20,246Research development of main trace elements tests in Chinese coal using ICP-AES methodZHAO Xiu-hong, HONG Wei, ZHANG Heng, WANG Xin-yan, GUO Pei, WANG Ming-xing21-247Research on difference of total moisture content tests of coal sample in two kinds of sizeZHOU Cai-xia25-27,418Study on the factors for the determination of total fluorine in coal by fluoride-ion selective electrode methodWANG Hua-yang28-30,339Discussion on suggestions and problems in coal mechanical sampling applicationCAO Ji-bo, LIU Zhan-bin, LIU Hong-qiang31-3310Equipment maintenance and chemicals management of coal laboratoryXING Li-bo, CHEN Wen-min34-38,6311Preparation of special size coal sample using ultra centrifugal millLIU Hong-chen39-4112Discussion on how the ferric oxide in coal ash affected the titanium dioxide determinationCHEN Wei42-4313Discussion on the effective ways of enhancing the coal quality managementGUO Li-shui, WANG Hai-xia44-4514Preliminary investigation on mercury emission and a potential removal measure of self-ignited coal gangueLIANG Yan-ci, LI Ning, BAI Jiang-wei, ZHU Shu-quan, LIANG Han-dong46-4815Trend research of chemical components of storage coal gangue under natural conditionsMA Ke-fu, WU Zeng-li, FU Hao49-52,5916Discussion on the leaching features of continuous column of arsenic in coal ash and the supergene migrationFU Cong, BAI Xiang-fei, LIAN Jin-jing53-5917Exergy analysis for thermal power system of industrial pulverized coal boilerZENG Xin, MA Zi-song60-6318Analysis of influence factors of explosiveness of pulverized coal used in Blast furnace injectionZHANG Chun-lei, YANG Jia-long, XIANG Dong-wen, YANG Le-biao64-6719Convenient calculation of separation indexes of 3GHMC1500/1100 no-pressure feed three products heavy medium cycloneZHANG Xian-xian, WANG Xing-xing, GAO Mei, WEI Zi-qing, WU Da-wei68-71,67 