| 伸缩式U型钢顶梁在超前支护中的应用 |
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| 引用本文： | 刘法根.伸缩式U型钢顶梁在超前支护中的应用[J].煤炭技术,2011,30(7). |
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| 作者姓名： | 刘法根 |
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| 作者单位： | 河南工程技术学校,河南,焦作,454000 |
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| 摘 要： | 为了执行《煤矿安全规程》关于采煤工作面超前支护的规定,克服U型钢支架支护上、下副巷的3种超前支护的弊端,设计并应用伸缩式U型钢顶梁,达到安全、操作方便的目的,具有一定的借鉴价值。
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| 关 键 词： | 采煤工作面 伸缩式顶梁 超前支护 |
Application of Telescopic U Steel Roof Beam in Forepoling |
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| LIU Fa-gen.Application of Telescopic U Steel Roof Beam in Forepoling[J].Coal Technology,2011,30(7). |
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| Authors: | LIU Fa-gen |
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| Affiliation: | LIU Fa-gen(Henan Engineering and Technology School,Jiaozuo 454000,China) |
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| Abstract: | In order to carry out regulation about face forepoling in the coal mine safety regulations,three disadvantages of U steel frame are overcome in suporting the upper and lower deputy lanes.The telescopic U steel roof beam is designed and applied to achieved the purposes of safety and convenient operation,with some reference value. |
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| Keywords: | coal face telescopic top beam forepoling |
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