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Apparatus and method for preparing a blast hole in a rock face during a mining operation
Apparatus and method for preparing a blast hole in a rock face during a mining operation
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机译:用于在采矿作业期间在岩石工作面上准备爆破孔的设备和方法
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摘要
Apparatus and methods for preparing a blast hole in a rock face during a mining operation are disclosed. An exemplary method comprises: deploying a first tool toward the blast hole in the rock face via a common tool outlet of a feed unit using a first tool station of the feed unit; retracting the first tool from the common tool outlet using the first tool station of the feed unit and retaining the first tool in the first tool station; and while the first tool is retained in the first tool station, deploying a second tool toward the blast hole in the rock face through the common tool outlet of the feed unit using a second tool station of the feed unit.
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