1Study of effect of mineral composition on treatment of high mud-laden coal slurryLI Wei-rong, WANG En-lei, LIU Ling-yun, DING Zhen, LIU Tong-chao, HOU Bao-hong, SU Duo-xueTest and Research1-4,82Study and design of the 140 m2 pressure filterYU Teng-feiTest and Research5-83Study of the swelling characteristics and kinetics of coal particle in solventYANG Xi-pingTest and Research9-134The technique of magnetic processing of pulp and its effect on oxidized coal flotation performanceLIU JiaTest and Research14-165Study on removal of organic sulfur in coal using ultrasonic wave-microwave combined techniqueBAI Jing-qiTest and Research17-19,236Experimental study on preparation of coal-water slurry with flotation concentrateLIU You-cai, CHEN Yu, FU Jian-gang, WU Jie, WU Kai, LIU HouTest and Research20-237Design and application of the fine-tuning type flow divider-regulatorKANG Jian-huaTest and Research24-26,298Preliminary design and study of the coal slime filter cake breakerLIU Yu-gangTest and Research27-299R&D and application of the HMDA-636 × 117 magnetic separator overflow regulating deviceZHANG Ding-zhiTechnology and Experiences30-3210Application of the WZYT 1600 horizontal vibrating centrifuge at Yanjiahe Coal Preparation PlantZHANG Xin-zhiTechnology and Experiences33-35,3811R&D and application of the technique for sealing the packing sleeve of slurry pump at Tunlan Coal Preparation PlantZHEN LiangTechnology and Experiences36-3812Application of the cyclonic-static micro-bubble flotation column at Huerxinhe Coal WasheryWANG Jin-yaTechnology and Experiences39-4113The slurry water treatment system improvement scheme applied at Xinyao Coal Mine Washery and its performance in applicationZHANG Jian, MIAO Xiang-minTechnology and Experiences42-4414Optimization of the flotation system at Panyi Coal Preparation Plant and analysis of the performance of the optimized systemWANG Chuan-zhiTechnology and Experiences45-4815Practice of renovation of the middlings upgrading system at Tianzhuang Coal Preparation PlantKONG Zhong-weiTechnology and Experiences49-51,5516Optimization of the coal slurry water treatment system applied at Nantong area of Nantong Coal WasheryJIANG FeiTechnology and Experiences52-5517Performance of the improved coal washing system applied at Babao Industrial Park Coal WasheryLYU Zeng-you, SONG Yong-pingTechnology and Experiences56-5918Technical transformation of the surface coal treatment system at Pingmei No.2 MineLI Li-fa, HU Yan-xiang, DAI Hua-zhenTechnology and Experiences60-6319Feasibility study on upgrading of the raw coal produced by Zhongtai Coal Co., Ltd.ZHANG Jian-xun, JIANG Shan-yongissue discussion64-65,6920Feasibility study on re-washing of dense medium separated middlings after its liberation through crushing at Guantun Coal WasheryGUO Peng, YU Teng-feiissue discussion66-69 