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METHOD FOR PENETRATION OF MINE WORKING WITH UNLOADING WELLS AND LEAVING ROCK IN MINE

机译:矿井卸荷卸岩作业的方法

摘要

Method for penetration of mine working with unloading wells and leaving rock in mine includes penetration of workings. Normally with respect to the long axis of the working one makes niches from which in parallel to the working with advance unloading wells are made, to those rock is placed.
机译:用卸井将矿井穿入并留在矿井中的方法包括钻进。通常,相对于工作的长轴,在那些岩石上放置壁ni,这些壁to是与带有预卸井的工作平行地制造的。

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