2Depending on Sci-tech Progress,Initiating Gas Controlling New Situation in Jixi Mining GroupSafety Management4-7
4Gas Comprehensive Prevention and Controlling Technology in Jixi Mining AreaOne-ventilation and three-Preventions10-13
5Application of Gas Comprehensive Controlling Technology in Gassy Coal SeamOne-ventilation and three-Preventions14-15
6Application of Gas Drainage Technology in Soft Rock Roof Coal FaceOne-ventilation and three-Preventions16-18
7Application of Upper Near-horizontal Hole Drilling in Gas Controlling for Low-permeability Coal SeamsOne-ventilation and three-Preventions18-22
8Gas Emission Rules and Gas Comprehensive Controlling in Gassy FacesOne-ventilation and three-Preventions23-25
10Technology Transformation for Mining Area Ventilation in Xinghua MineOne-ventilation and three-Preventions28-30
11Resistance Measuring and Data Processing of Mine Ventilation Simulation SystemOne-ventilation and three-Preventions30-32
12Application of Elevation Strike Drilling Hole in Gas ControllingOne-ventilation and three-Preventions33-35
13Analysis of Gas Geology for 32# and 33# Coal Seam in Lishu Coal MineOne-ventilation and three-Preventions36-38
14Application of Roof High Position Drilling in Gas DrainageOne-ventilation and three-Preventions39-40
15Gas Comprehensive Controlling in First Mining Face of Qiujia 14# Seam in Lishu Coal MineOne-ventilation and three-Preventions41-42
16Upper Gas Controlling by Elevation Hole and Gas Releasing of GobOne-ventilation and three-Preventions43-45
17Discussion on Combined Drainage and Safety & High Efficiency in Full-mechanized FacesOne-ventilation and three-Preventions46-47
