EGR便携式全液压钻机在萤石矿勘查中的应用与分析
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张雄,张耀澎,牛恩宁,华伶利,吕新全
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Application of EGR Portable Full Hydraulic Drill in Fluorite Mine Exploration
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Xiong ZHANG,Yaopeng ZHANG,Enning NIU,Lingli HUA,Xinquan LV
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表5 北山地区钻孔施工情况统计
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Table 5 Statistics of drilling construction in Beishan area
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| 勘查区 | 钻孔编号 | 设计倾角 /（°） | 终孔井深/m | 时间/h | 台效/m |
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| 纯钻 | 辅助 | 机故 | 井故 | 停待 |
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| 花石头山 | ZK0-1 | 55 | 201.27 | 98.67 | 48.17 | 0 | 0 | 30.16 | 818.74 | | ZK0-2 | 60 | 70.98 | 52.00 | 26.00 | 0 | 0 | 0 | 655.20 | | ZK03 | 70 | 159.38 | 87.42 | 34.00 | 0 | 0 | 0 | 944.50 | | ZK04 | 50 | 140.18 | 95.50 | 40.50 | 0 | 8.00 | 144.00 | 350.35（700.90） | | ZK05 | 70 | 65.08 | 40.50 | 19.50 | 0 | 0 | 0 | 780.96 | | 古硐井 | ZK08 | 50 | 95.00 | 84.00 | 24.00 | 0 | 0 | 0 | 633.33 | | ZK07 | 50 | 95.08 | 84.58 | 19.42 | 0 | 0 | 0 | 658.25 | | ZK09 | 50 | 89.38 | 70.75 | 23.25 | 0 | 0 | 0 | 684.61 | | ZK06 | 63 | 90.28 | 71.25 | 24.75 | 0 | 0 | 0 | 677.10 |
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