综采工作面薄夹矸下巷道堵漏防灭火技术应用

Application of plugging, fire prevention and extinguishing technology of roadway below thin dirt band

由于93下12综采工作面薄夹矸下巷道顶板破碎,易引起采空区漏风,增加自燃火灾安全隐患,为防止掘进期间发生煤炭自燃隐患,针对不同掘进条件所采取相应的堵漏、防灭火技术措施。

The roadway roof below thin dirt band of 9312 fully mechanized coal face is broken, easy to cause air leakage in goaf, and increase fire safety hazards, to prevent the coal spontaneous combustion hazards during driving,according to different driving conditions, take the corresponding technical measures for preventing and extinguishing plugging.