• A new type of the combined hydraulic support of suspension roof timber is designed based on the analysis of simple supports and fully mechanized mining supporter.

    本课题分析了几种简易轻便自移支架基础上,提出了一种新型支架的架型——组合支架。

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  • This paper introduces the methods and measures of the adjustment of support tilt caused by ultrahigh mining in fully mechanized coal face.

    本文介绍了综采工作面回采超高倾斜歪倒支架调整方法措施

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  • During the drivage of main-gate in long-wall face with fully mechanized caving mining, the gate is hard to support due to its loose and broken roof, large cross-section and long span.

    综采放顶煤工作面顺槽掘进过程中,由于顺槽煤层顶板松动破碎并且顺槽采用矩形断面,顶板跨距较大,不利于巷道支护

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  • Selecting support pattern is an important component in support design for mining roadway in fully mechanized caving face.

    选择支护形式综放回采巷道支护设计重要内容

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  • Sequential mining is utilized in the fully-mechanized face in Sihe mine. 7200/23/38A chock support is used in entry, some problems on its usage and related improvement opinions are put foreward.

    河矿综采工作面巷道采用顺序开采的回采方式。选用7200/23/38 A型垛式支架巷道进行超前支护,实践中提出了支护过程中存在的几点问题并提出了改进意见

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  • Sequential mining is utilized in the fully-mechanized face in Sihe mine. 7200/23/38A chock support is used in entry, some problems on its usage and related improvement opinions are put foreward.

    河矿综采工作面巷道采用顺序开采的回采方式。选用7200/23/38 A型垛式支架巷道进行超前支护,实践中提出了支护过程中存在的几点问题并提出了改进意见

    youdao

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