METHOD AND SYSTEM FOR MINING
The invention discloses a method for mining narrow vein deposit of ore. The narrow vein deposit having a hanging wall and a foot wall, the method comprising: drilling a pilot hole into the narrow vein deposit along a path substantially centrally between the hanging wall and the foot wall to a depth...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a method for mining narrow vein deposit of ore. The narrow vein deposit having a hanging wall and a foot wall, the method comprising: drilling a pilot hole into the narrow vein deposit along a path substantially centrally between the hanging wall and the foot wall to a depth within the vein; following the pilot hole with a larger diameter drilling assembly to fragment the ore into drill cuttings; circulating the drill cuttings to a wellhead; and collecting the drill cuttings for processing to recover the ore therefrom.
一种用于开采矿石的窄矿脉矿床的方法,所述窄矿脉矿床具有上盘和下盘,所述方法包括:沿着上盘和上盘之间的大致中心的路径,将导向孔钻凿到所述窄矿脉矿床中至矿脉内的一深度;使用更大直径的钻井组件跟随所述导向孔以将矿石破碎成钻屑;将钻屑循环到井口;以及收集钻屑进行加工以回收其中的矿石。 |
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