论文部分内容阅读
介绍了常村煤矿21042综采放顶煤工作面撤架期间自然发火原因、特点和采取的综合防火技术措施及取得的防火效果。
This paper introduces the causes and characteristics of spontaneous combustion during removal of 21042 fully mechanized top coal caving face in Changcun Coal Mine and the comprehensive fire prevention and control measures taken and fire prevention effects obtained.