2Study on Ratinal Width of Protective Coal Pillar in Mining Gateway of Fully Mechanized Top Coal Caving Face in Soft Seam5-8
3Comprehensive Prevention and Control Technology of Mine Pressure Bumping from Coal Pillar Region Under Surface Railway Line9-12,16
4Analysis Calculation on Floor Failure Law of Coal Mining Above Pressurized Water Strata and Application13-16
5Analysis on Strata Pressure Features of Mining Face Under Conditions of Fully Mechanized Coal Mining and Fully Mechanized Top Coal Caving Mining17-21
6Slicing Bolt and Grouting Support Technology of Floor Heave in Mine Soft Rock Roadway of Deep Mine22-25
8Application of Outburst Elimination Technology with Large Diameter and Long Borehole Drilled Along Seam to Panyi Mine30-33
9Study on Symbol Gas and Index System of Coal Spontaneous Combustion in Zhongliangshan South Mine34-36,124
10Study on Outburst Prevention Technology in Opening Seam with Serious Dangerous Outburst of Cross-cut37-40,113
12Seam Permeability Improvement Technology and Application with Hydraulic Guided Drilling Through Strata and Borehole Blowing46-49,80
