摘要
介绍了在白芨沟矿2421(一)综放工作面开切眼进行全煤巷锚网索支护研究与试验的情况,解决了超厚坚硬煤层高瓦斯大断面综放开切眼支护的难题,取得了预期的效果。
This paper gives a description of the study and test on the support method using shotcrete and bolting wire mesh for starting cut of No.24211 fully mechanized caving coal face in Baijigou Mine which solves the problem of difficult supporting for start cut of large cross-sectional fully mechanized caving face in hard and gassy coal seam with extra thickness. The desired results are achieved.
出处
《矿业安全与环保》
2003年第1期44-46,48,共4页
Mining Safety & Environmental Protection
