煤矿安全2012，Vol.43Issue(4)：143-145,3.
祁东煤矿松散层含水层下7_130工作面安全开采浅析
Simple Analysis of Safety Mining in 7130 Working Face Under Qidong Coal Mine Loose Aquifer
洪荒 1林青 1付翔1
作者信息
- 1. 安徽恒源煤电股份有限公司祁东煤矿,安徽宿州234000
- 折叠
摘要
Abstract
Qidong coal seams are covered by extremely thick loose layer.The＂four content＂ of loose layer derectly covered on the coal seams,which is the threat water of shallow mining.According to the mining condition of No.1 and No.2 block segments of 7130 mining face,the safety evaluation of No.3 block segment is put forward.关键词
松散层/含水层/四含/安全开采Key words
unconsolidated layers/aquifer/'four contents'/safety mining分类
矿业与冶金引用本文复制引用
洪荒,林青,付翔..祁东煤矿松散层含水层下7_130工作面安全开采浅析[J].煤矿安全,2012,43(4):143-145,3.
