2Discussion on Cause of Gas and Coal-dust Explosion in Coal Mines and Its Prevention and Control Measures4-6
7Research on Engineering Geologic Characteristics of Weathered Basement Rock Zone and Mechanism of Reducing Protective Coal Pillar19-20,62
8Experimental Study of Realization of Total Negative Ventilation by Middle Stowing of Large Cross-section Coal Roadway21-23
11Safety and Technical Measures for Working Inflammable, Extra-thick and Yolk Seam with Fully Mechanized Caving Method28-30
14Application of Pulse Ventilation for Controlling Gas Accumulation at Upper Corner Angle of Coal Face36-37,39
15Application of Model DFC-1 Exhaust Contra-rotating Auxiliary Fan in Gas Discharge in Return Airway38-39
17Brief Discussion of Spontaneous Combustion Prevention and Control in Fully Mechanized Caving Face of Mediurm-thick Coal Seam42-43
19Probing into Application of Additive Li2O2 to Improve Performance of Oxygen Generation Agent KO246-48