Spontaneous Combustion Preventing and Control Technology for Underhand Stoping Working Face Goaf of Geting Coal Mine

For the problems of spontaneous combustion at underhand stoping working face, by analyzing the spontaneous combustion risk at 2313 upper outside working face of Geting Coal Mine, we summarize the spontaneous combustion characteristics of work face. Through the comparison of various fire preventing and extinguishing measures, we propose many kinds of targeted prevention measures including nitrogen and inhibitor injection and strengthening the safety management measures. All these play a good effect for preventing and controlling spontaneous combustion.