6Research on the Relationship between Coal Petrography Composition and Electrical Separation at High Voltage14-17
8Preliminary Analysis on the Influence of the Volume Concentration of Solid Phase in Dense Medium Suspension on Consumption of Dense Medium Lost to Final Products20-23
10Discussion on Technical Renovation of Coal Slurry Treatment System of Tianzhuang Coal Preparation Plant25-26
11Reforming Dense Medium System and Cutting Down Dense Medium Consumption for Improving Seperation Performance27-28
12Washing Water Deterioration Problem and the Method for dealing with it in Xinzhuang Coal Preparation Plant28-29
17Preliminary Discussion on Technical Reformation of Classification Flotation at Handan Coal Preparation Plant37-39
20Application of Automatic Warning System and High Pressure Air System in Preventing Thikener from Rake Trapped Failure43-44