Drilling Technology of the Deepest Hole in Lingbao Gold Field of Xiaoqinling
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摘要: 针对小秦岭枪马金矿区800 m以深诸多未知因素,借鉴山东、安徽等钻探单位的深孔施工经验,缜密详细地制定了施工设计方案,成功地完成了该区金矿田2018.86 m第一深孔的钻探施工任务。介绍了该孔的钻探工艺和施工技术。Abstract: According to many unknown geological factors below the depth of 800m in Qiangma gold mining area, using the deep hole construction experiences from drilling units of Shandong, Anhui and the others for reference, the construction de-sign was carefully developed in detail and the deepest hole of 2018.86m in depth was completed.The paper introduces the drilling process and the operation technology.
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Key words:
- the deepest hole in Lingbao gole mine /
- drilling /
- wire-line coring /
- hydro-hammer /
- flushing fluid
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