上覆自燃煤层采空区蹬空开采工作面自然发火防治技术

Spontaneous Combustion Prevention Technology for Overhead Mining Working Face in Overlying Spontaneous Seams Goaf

通过对乌兰煤矿Ⅱ030501蹬空开采工作面自然发火危险性分析,提出Ⅱ030501综采工作面防灭火措施,解决了上覆自燃煤层采空区蹬空开采工作面及上、下采空区自然发火防治难题。

Throught the analysis of spontaneous combustion risk atⅡ030501 overhead mining working face in Wulan Coal Mine,the paper presented fire prevention measures forⅡ 030501 fully mechanized working face,which solved spontaneous combustion problems in overhead mining working face in overlying spontaneous seams goaf and upper and lower goafs.