1Study on Method to Set Safety Coal and Rock Pillar for Fully Mechanized Top Coal Caving Mining Under Water Body1-4,22
2Study Status and Outlook of Risk Evaluation on Water Inrush and Sand Inrush Mechanism of Excavation and Mining5-9
3Theoretical and Experiment Study on Vadose Conversion of Water Inrush Later Occurred from Structure Broken Zone10-13
5Evaluation on High Pressurized Water Inrush Occurred from Floor of Coal Mining Face in Zhaogu No.1 Mine18-22
6Application of Mine Comprehensive Geophysical Exploration Technology to Seal Extra Large Water Inrush23-26
8Study on Suitability of Hydraulic Powered Two Lag Shield Caving Support in Pingshuo Mining Area31-35
9Application of Powerful Anchor Support to Gateway of High Cutting Coal Mining in Island Seam36-39,43
10Practices on Fully Mechanized Coal Mining Equipment Matched and Mining in Thin Seam of Datong Mining Area40-43
11Framed Timber and Anchor Coupling Collective Support Technology for Fully Mechanized Top Coal Mining Face Crossing Over Gateway44-47,62
12Technology of Controlled Blasting and Surrounding Rock Control for Mine Semi Coal and Rock Roadway48-50,54
13Application of Grouting Water Sealing Technology to Mine Auxiliary Shaft Sinking in Shicaocun Mine51-54
14Experiment Study on Permeability Improvement Technology with Hydraulic Flushing Borehole in Seam Affected by Mining Activities55-58,69
16Numerical Simulation on Oxygen Consumption and Temperature Rising of Broken Coal Spontaneous Combustion in Gateway Retained Along Goaf63-66
17Study on Numerical Simulation of Gas Pre-Drainage for Fully Mechanized Top Coal Caving Mining Face67-69
18Site Measurement Study on Influence Factors of Gas Emission Value from Mechanized Longwall Coal Mining Face70-72
19Rapid Seam Opening and Outburst Prevention Technology of Three Soft Seam with Deep Depth and High Outburst73-76
