1Experimental research on effect of taper angle of XJM-S flotation machine impeller on agitation powerSHI Ying-xiangTest and Research1-52Research on dissociation technology applied to improving floatability of the difficult floated coal slimeZHANG Fei-fei, FU Xiao-heng, WANG Jie, ZHANG Lu-luTest and Research6-93Coal assay analytical model based on fuzzy clustering RBF Neural NetworkLEI Meng, LI Cui, WANG Xin, CHEN Rui-chengTest and Research10-144Research on industrial application of three taper angles hydrocyclone used for separating coarse slime in Lvjiatuo coal preparation plantSHI Shang-jie, HAO Shou-xin, XIA Ling-yongTest and Research15-18,225Research on structural strengthen of large-scale vibrating screen based on ANSYSWEI LiangTest and Research19-226Calculation method of the flow of dense medium suspension of H.M.vesselLIU Yuan-li, CHEN Wen, WU Run-bao, HU Zhi-guoTest and Research23-25,307Application of XJM-KS8 type subaeration flotation machine in the process of flotation concentrate CWM preparationLIU Wan-chaoTechnology and Experiences31-33,368Modification on reject discharge technology for raw coal in Xin'an coal preparation plantZHAO Tian-bo, FENG Hui, SUN You-sen, GAO Shu-chun, LIU Li-pingTechnology and Experiences34-369Analysis of two coal flotation cleaning processesLI Li-fang, ZHANG Xian-xian, Li Guang-hui, HAO Xing, YAN Kai, WU Da-weiTechnology and Experiences37-4110Improvement of feed preparation system in No.8 coal mine coal preparation plantKANG Wan-li, FANG Lu-xiangTechnology and Experiences42-44,4711Improvement in flotation concentrate dewatering technology in Yongjin coal preparation plantSUN Tao, YANG Xue-min, XIN Yan-caiTechnology and Experiences45-4712Technical modification on coarse slime desliming system in Kongzhuang coal preparation plantHUANG Song, LU Zhi-ming, ZHAO Ming, CAO Jun-yunTechnology and Experiences48-5113Application of TQF3516 type dense medium vessel in Liyazhuang coal preparation plantWANG Jin-shengTechnology and Experiences52-54,5714Analysis of application of LA1450-B type dense medium cycloneQIU Guang-leiTechnology and Experiences55-5715Optimization of coarse coal slime separating process in Shuguang coal preparation plantWANG Jin, FAN Min-qiangTechnology and Experiences58-60,6316Technical modification on belt conveyor in Jining No.3 coal mineYU De-fang, LIU Feng, XUN Gui-HuaTechnology and Experiences61-6317Discussion of anthracite upgrading method in Songshan coal mineCHEN Guo-ping, ZHANG Zhen-hongissue discussion64-67,7118The design of dense medium suspension density setting system based on clean coal ash predictionKONG Li-liAutomation of Coal Preparation68-7119Design of automatic control system for jet emulsification device of flotation reagentZHANG Zhi-weiAutomation of Coal Preparation72-74,7820Research on automation calculation of medium flow in coal preparation process designHUANG FeiAutomation of Coal Preparation75-78 