| 下向穿层钻孔瓦斯抽采技术 |
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| 引用本文： | 罗孝勇. 下向穿层钻孔瓦斯抽采技术[J]. 煤炭技术, 2008, 27(6): 87-89 |
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| 作者姓名： | 罗孝勇 |
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| 作者单位： | 淮南矿业集团公司,潘一煤矿,安徽,淮南,232001 |
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| 摘 要： | 潘一煤矿采用被保护层底板抽采巷道下向穿层钻孔抽采保护层工作面采空区的瓦斯,消除了保护层开采中的瓦斯问题,实现了安全高效开采的条件。
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| 关 键 词： | 下向钻孔 抽采瓦斯 高产高效 |
| 文章编号： | 1008-8725(2008)06-0087-02 |
| 修稿时间： | 2008-01-21 |
Gas Drainage and Mining Technology with Downward Passing Through Coal Seam and Drilling Holes |
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| LUO Xiao-yong. Gas Drainage and Mining Technology with Downward Passing Through Coal Seam and Drilling Holes[J]. Coal Technology, 2008, 27(6): 87-89 |
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| Authors: | LUO Xiao-yong |
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| Abstract: | Panji No.1 Coal Mine applied downward through seam drilling holes at the protected seam botton in order to drainage and mine goaf gas at the prrtecting seam face.The gas problem in the protecting seam is removed.The conditions of safety and high efficiency are realized. |
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| Keywords: | downward drilling holes gas drainage and mining high output and efficiency |
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