1Experimental study on low-rank coal flotationCHENG YuTest and Research1-3,72Study on existent regularity of aluminum in high-alumina fly ashGUO Xiao-hong, YANG Quan-cheng, SHAN Xiao-yun, GUO De, SHI Chang-shengTest and Research4-73Research on sedimentation characteristics of difficult settling coal slurry from Housuo mine coal preparation plantLENG Xiao-shunTest and Research8-11,164Finite element analysis of 1.6 m double mass horizontal vibrating centrifugeFENG Zhu-taoTest and Research12-165Effect of underflow outlet diameter of cyclone with screen mesh on classificationHU Yan-fengTest and Research17-20,256Experimental study on ash reduction of hard-to-separate and high-ash coal by flotationCAI Nian-geng, LIU Rui-shan, GUI Xia-huiTest and Research21-257Analysis of effect of operation factor on flotation machine separationLI Hong-qi, ZHANG PengTechnology and Experiences26-28,318Application of coal slime pipeline conveying system in Shanjiaoshu coal preparation plantZHAO Yong-guiTechnology and Experiences29-319Maintenance and common fault removal of ZJ type slurry pumpZHAO Zhi-fengTechnology and Experiences32-34,3910Analysis of application of new type gravity-fed three-product heavy medium cyclone with the functionality of pressure-separated lower density materialsMA Fu-qiang, LI Meng, WANG Yin-zeng, YANG Peng-bo, YANG Xian-ling, ZHANG Zhi-hongTechnology and Experiences35-3911Analysis of application of PAD-2000 gravity flow type pulp preprocessorPIAO Zheng-wu, JIANG Ming-dong, SONG Yong-ping, YAN Bao-zhiTechnology and Experiences40-42,4512Technical modification on raw coal prepared plant of Tashan coal preparation plantGAO MingTechnology and Experiences43-4513Practice of reducing moisture content of clean coal in Xingcun mine coal preparation plantWEI An-qiTechnology and Experiences46-47,5214Application of FMVS2030 compound vibration high-frequency fine screen in Qinxin coal preparation plantZHAO Zhen-long, WANG Xiao-feng, ZHANG Ren-wei, DONG Wen-kuiTechnology and Experiences48-5215Fault diagnosis and solutions to GPJ-96 type pressure filterCHENG LingTechnology and Experiences53-55,5816Modification on technology in coal preparation plant of Pingdingshan coal mining group No.1 mineYU Feng-qinTechnology and Experiences56-5817Feasibility study on separating weathering-oxidized coal and mixed coal in Pingshuo by FGX compound dry washing machineXIE Zhen, ZHAO Jian-qun, LIU Kun-lun, LIU Chun-longissus discussion59-62,6718Discussion about process performance evaluation on coal cleaning by flotationGUO Ya-li, WANG Hai-yan, WU Chao-dang, LI Mei, XUE Yu, WU Da-weiissus discussion63-6719Application of micro flow monitoring unit to control filter press feedSUN Qian, YIN Xian-wen, FENG Yong, HUANG Xiao-kui, SHAN Yong, LIANG YanAutomation of Coal Preparation68-7020Design and application of coal slime heavy medium separation control system in Hongcai coal preparation plantGUO Xue-poAutomation of Coal Preparation71-73,77 