1Development and application of the coal washability-curve mathematical modelGUO De, CHEN Guo-yu, SUN Na, CAO HuiTest and Research1-32Study and numerical simulation of flow field of cyclone separator in pulverized coal pyrolysis systemZHANG Hong-wei, CHEN Shui-miao, GENG Ceng-ceng, MEI Lei, ZHANG An-qiang, XIAO Lei, WU Dao-hongTest and Research4-93Verification of positive correlation between density and ash of coal finesWU Li-li, WU Chao-dang, DING Guang-yao, XU Ying-fang, LI Jian-gang, WU Da-weiTest and Research10-134Study on feasibility of recovery of pyritic sulphur from coal refuse through flotation processSHI Shang-jie, TONG Shun-zeng, LIU Xiang-dong, ZHANG Cui-yan, WEI Li-yongTest and Research14-18,235Experimental study on defoaming of flotation concentrate by means of mechanical agitationXU ShengTest and Research19-236Effect of addition of sulfur fixing agent on sulfur fixation result in coal combustionCHENG Yun-xiao, DU Huan-tong, SHI Wen-huTest and Research24-277Experimental study on plane strain of reinforced fly ashGUO Yan-fei, LUO Ya-sheng, ZHOU Kang, WANG Zhao-pengTest and Research28-318Development and industrial application of the high-efficiency self-cleaning sizing screenXU Wen-bin, HU Hong-mingTechnology and Experiences32-379Homogenization of clean coal at Chaili coal preparation plant-study and practiceLIU Gui-xia, LIU Xue-min, ZHAO Shuai, WANG Qi-feng, WANG Jian-huaTechnology and Experiences38-4010Nantong coal preparation plant dust coal washing desulfurization transformation practiceLIU Jian-chaoTechnology and Experiences41-44,4711Optimization and renovation of the coal slurry system at Matou coal preparation plantSHEN YanTechnology and Experiences45-4712Renovation of the secondary flotation at process at Qipanjing coal preparation plantLU Xian-luTechnology and Experiences48-50,5413Application of the elastic-rod screenplate at Heidaigou coal preparation plant and analysis of its operating performaceLIU Li-bo, LI Jin-shan, QIAO Zhi-zhong, XU Ren-feng, LIU XiaoTechnology and Experiences51-5414Analysis on the effect of the application of the DZFH24-20-60 electromagnetic vibrating sieve bendGUO Xiu-junTechnology and Experiences55-5715Application of the renovated LZX-4 drewboy separator at Huoshizui coal preparation plantER Wei-jiang, LI Zeng-qiang, GU Bai-qingTechnology and Experiences58-6016Readjustment and optimization of the drum-type coal slime thermal drying system at Yanzishan coal preparation plantGAO MingTechnology and Experiences61-63,6717The improvements made through implementation of the scheme for rectification and reform of cleaning system at Liyang coal preparation plantLIANG Hua, GUO Hong-li, LIAN Guo-xinTechnology and Experiences64-6718Technical transformation and application of the 2nd-stage of the gravity-fed 3-product heavy medium cycloneZHANG Hai-junTechnology and Experiences68-71,7519The method for the determination of the quantity of secondary slime generated in coal preparation plantCHEN Hai-feng, DING Guang-yao, XU Hong-na, ZHANG Guo-ke, WU Da-weiissue discussion72-7520The casual matrix-based method for the identification of key processes of coal preparation plant——study and applicationYIN Xian-hui, YUAN Qing-he, TAN Yan-yanAutomation of Coal Preparation76-80 