4Study on Safety Withdrawing Technology of Hydraulic Powered Supports from Fully Mechanized Coal Mining Face14-17
5Study on Softening Critical Load of Surrounding Rock in Deep Mine Roadway Under Different Depth Conditions18-20,50
7Bolt and Grouting Combined Support Technology Applied to Floor Heave Roadway in Deep Mine Soft Rock24-27
9Fully Mechanized Top Coal Caving Mining Analysis in Xiagou Mine Under Jinghe River and Qravei Aquifer32-35
10Study on Porosity of Coal Samples Based on Low Temperature Nitrogen Adsorption Method and Mercury Porosimetry36-39,87
13Practices on Comprehensive Outburst Elimination Technology of Coal Mining Face in Outburst Seam47-50
16Analysis on Coal Pile Spontaneous Combustion Process and Influence Factors Under Multi Field Coupling59-63
17Simulation Analysis on Mine Flameproof Rubber Tyre Vehicle with Diesel Engine and Driving System64-66
20Analysis and Countermeasures of Pick Failure Performance Influences of Cutting Drum in Coal Shearer75-77,31