1Design and implementation of NIRS coal quality detection systemNING Shi-mao1-32The application research of coal quality comprehensive online testing technology in coal washery of Fenghuangshan coal mine in Jincheng anthracite mining groupYANG Jin-xiang, TAO Xin4-7,113Discussion on the use of divider of mechanized coal sampling and sample preparation equipmentYANG Yong-cheng, YAN Shu-sheng, LU Ying, LOU Xin-hua, LI Shu-gang8-114Discussion on coal sample online automatic transmission and management of thermal power plantCHEN Li-ying, HE Li-zhi, HAN Kang12-145Discussion on influencing factors of the Gray-King assay of coalZHANG Lian-qiang, ZHANG Bo, WU Zeng-li15-176Rapid determination of sulfur trioxide in coal ash using high frequency combustion infrared absorption methodLI Jian-hong18-207Removing of abnormal data in sample data for online ash content analyzer using Grubbs methodGUO Li-shui, WANG Hai-xia21-238Discussions on the accuracy of the coal volatile matter determinationZHONG Xue-qing24-259Coal resource potential evaluation in Liupanshui coalfield,Guizhou provinceSHI Bi26-3310Coal quality characters analysis and coal comprehensive utilization of Hongliu shaft area in NingdongYONG Xiao-li, YONG Xiao-jing, YANG Lei, JING Yun-huan34-3711New research progress on the alkali metal catalytic gasification of coalGUO Chen-chen, DONG Wei-guo38-4212Research on using coking naphthalene oil to do the preparation of efficient gasification coal water mixture additiveWANG Guo-fang43-4613The situation analysis of civil coal in the Beijing-Tianjin-Hebei regionWANG Dong-sheng, LIU Ming-rui, BAI Xiang-fei, DING Hua47-49,4614Experimental study on stage characteristics of coal spontaneous combustion index gasLUO Wei50-5415Dynamic monitoring and evaluation of vegetation coverage of coal mining areaLI Yang55-5916The feasibility research on cleaning of coarse slime in Dawukou coal preparation plantZHU Yan60-6517Laboratory slurry flocculation and settling experiment about molecular weight and degree of hydrolysis of polyacrylamideLI Li-fang, REN Li-qin, DING Guang-yao, GUO Jian-wei, WANG Dan66-7018Discussion on transformation practice of magnetic preparation of tailings from middings and refuse in Wangfenggang coal preparation plantWANG Hong-yan, CHEN Jing-sheng71-72,70 