| 祁东煤矿松散层含水层下7_130工作面安全开采浅析 |
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| 引用本文： | 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. |
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| 作者姓名： | 洪荒 林青 付翔 |
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| 作者单位： | 安徽恒源煤电股份有限公司祁东煤矿,安徽宿州,234000 |
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| 摘 要： | 祁东煤矿煤层为巨厚松散层所覆盖,松散层"四含"直接覆盖于煤层之上,为浅部开采的威胁水源。根据7130开采工作面第Ⅰ、Ⅱ块段回采情况,提出第III块段安全性评价。
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| 关 键 词： | 松散层 含水层 四含 安全开采 |
Simple Analysis of Safety Mining in 7130 Working Face Under Qidong Coal Mine Loose Aquifer |
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| HONG Huang,LIN Qing,FU Xiang.Simple Analysis of Safety Mining in 7130 Working Face Under Qidong Coal Mine Loose Aquifer[J].Safety in Coal Mines,2012,43(4):143-145. |
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| Authors: | HONG Huang LIN Qing FU Xiang |
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| Affiliation: | (Qidong Coal Mine,Anhui Hengyuan Coal-electricity Group CO.,Ltd,Suzhou 234000,China) |
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| 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. |
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| Keywords: | unconsolidated layers aquifer 'four contents' safety mining |
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