| 半煤岩巷掘进技术改进 |
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| 引用本文： | 李树民,石玉泉,张民军. 半煤岩巷掘进技术改进[J]. 山西焦煤科技, 2003, 0(3): 16-17 |
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| 作者姓名： | 李树民 石玉泉 张民军 |
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| 作者单位： | 霍州王庄煤矿 |
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| 摘 要： | 由于霍州王庄煤矿矿内煤层赋存不稳定，致使原煤成本增高，为提高经济效益，加强环境保护，对半煤岩巷掘进技术进行改革，实行了大断面充填掘进法后，半煤岩巷掘进率提高了20％——30％，从而实现了经济效益与环境的提高与保护。
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| 关 键 词： | 霍州王庄煤矿 半煤岩巷 掘进技术 大断面充填掘进 经济效益 环境保护 |
| 修稿时间： | 2003-02-05 |
Improvement on Extraction of Coal and Rock Roadway |
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| LI Shumin,SHI Yuquan,Zhang Minjun. Improvement on Extraction of Coal and Rock Roadway[J]. Shanxi Coking Coal Science & Technology, 2003, 0(3): 16-17 |
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| Authors: | LI Shumin SHI Yuquan Zhang Minjun |
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| Affiliation: | Li Shumin Shi Yuquan Zhang Minjun |
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| Abstract: | For the seam stowage is unstable,to increase the cost of raw coal in Huozhou Wangzhuang coal mine,by improving extraction technology,uses large cross-section stowing extraction method for coal and rock roadway,the extraction recovery has been raised 20 % to 30 %,the enviroment has been protected. |
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| Keywords: | Coal and rock roadway Extraction Economic effect Enviroment protection |
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