First, the serious hazards induced by mine spontaneousfire and necessity to be prevented and controlled are pointed.
本文首先指出了矿井自然火灾的严重危害以及防治的必要性。
2
The spontaneousfire of debris heap leads heavy lost, the application of grouting fire-extinguish method in Fenghuangshan mine is introduced.
矸山的自燃对企业和国家都造成很大损失。介绍和分析了注浆灭火法在凤凰山矿自燃矸山灭火中的应用。
3
In early application of fully mechanized top coal mining, Spontaneousfire took place when the backout of fully mechanized top coal caving face was stopped mining.