| ZQ·1/16型切顶支柱的应用与效果 |
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| 引用本文： | 魏完林,孔晋刚.ZQ·1/16型切顶支柱的应用与效果[J].煤炭技术,2009,28(12). |
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| 作者姓名： | 魏完林 孔晋刚 |
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| 作者单位： | 山西兰花煤炭实业集团有限公司,山西,晋城,048000 |
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| 摘 要： | 顶板较硬的9#煤层工作面使用切顶支柱,改善了回柱放顶和大面积悬顶的管理难题,简化了回采工艺,节约了材料消耗,保证了采煤工作面的安全、高效生产。
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| 关 键 词： | 切顶支柱 坚硬顶板管理 经济效益 |
Cut the Top of Pillars of Application and Effect |
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| WEI Wan-lin,KONG Jin-gang.Cut the Top of Pillars of Application and Effect[J].Coal Technology,2009,28(12). |
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| Authors: | WEI Wan-lin KONG Jin-gang |
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| Abstract: | Hard roof of the ninth coal seam face cut the use of top-pillar,to improve the column back to the large area caving and hanging from the top of the management problems,simplifies the recovery process,to save the consumption of materials,ensuring the safety of coal face,and efficient production. |
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| Keywords: | cut the top pillar hard roof management economic benefits |
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