| 采煤工作面沿空留巷的实用效益 |
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| 引用本文： | 郝志友. 采煤工作面沿空留巷的实用效益[J]. 煤炭技术, 2007, 26(2): 63-64 |
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| 作者姓名： | 郝志友 |
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| 作者单位： | 鸡西矿业集团公司,东山公司,黑龙江,鸡西,158100 |
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| 摘 要： | 东山煤矿下五采左二下巷沿空留巷,采用钢网、锚杆、锚索、石墙联合支护取得了良好的效果,缓解了采掘接续紧张局面,加快了接续能力,并创造了较好的经济和社会效益。
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| 关 键 词： | 沿空留巷 工作面 切眼 保安煤柱 顶板压力 正常接续 |
| 文章编号： | 1008-8725（2007）02-0063-02 |
| 修稿时间： | 2006-09-20 |
Practical Benefit of Retaining Roadways Along Goaf at Coal Face |
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| HAO Zhi-you. Practical Benefit of Retaining Roadways Along Goaf at Coal Face[J]. Coal Technology, 2007, 26(2): 63-64 |
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| Authors: | HAO Zhi-you |
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| Affiliation: | Dongshan Coal Mine, Jixi Mining Industry Group Comp. , Jixi 158100,China |
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| Abstract: | The retaining roadways along goaf is applied in the left No. 2 underpart roadway of No. 5 mining area in Dongshan Coal Mine. The good effect is obtained by using the combined support with steel net, bolt, cable and stonewall. The tense prospect of mining and driving continuance is relaxed. The good economic and social benfeit is created. |
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| Keywords: | retaining roadways along goaf face cutting hole protecting pillar roof pressuie normal continuance |
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