山东煤炭科技
山東煤炭科技
산동매탄과기
Shandong Coal Science and Technology
2012年
4期
116-118
,共3页
顶板裂隙%发育高度%钻探
頂闆裂隙%髮育高度%鑽探
정판렬극%발육고도%찬탐
roof fissure height of development drilling
查庄煤矿为延长矿井服务年限，提高资源回收率，采用了反程序开采。该文就如何利用了钻探等手段探查下部煤层开采后的裂隙带发育的高度，正确指导安全施工进行了探讨。
查莊煤礦為延長礦井服務年限，提高資源迴收率，採用瞭反程序開採。該文就如何利用瞭鑽探等手段探查下部煤層開採後的裂隙帶髮育的高度，正確指導安全施工進行瞭探討。
사장매광위연장광정복무년한，제고자원회수솔，채용료반정서개채。해문취여하이용료찬탐등수단탐사하부매층개채후적렬극대발육적고도，정학지도안전시공진행료탐토。
For improving the recovery rate of resources and extending the service life of the mine, we used the mining method of reverse procedure. So, we have the discussion that how to use the drilling method to correctly guide the safety construction in exploring the height of development of the roof fissure in the mined lower coal seam
