| 谈液动冲击回转钻进技术在破碎岩层中运用 |
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| 引用本文： | 吴志强,王廷睿.谈液动冲击回转钻进技术在破碎岩层中运用[J].安徽地质,2010,20(2):131-134. |
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| 作者姓名： | 吴志强 王廷睿 |
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| 作者单位： | 安徽省地勘局第一水文工程地质勘查院,安徽,蚌埠,233000;安徽省地勘局第一水文工程地质勘查院,安徽,蚌埠,233000 |
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| 摘 要： | 简要说明液动冲击回转钻进是一项投资少,见效快的先进适用的钻探技术,可大幅度提高钻探效率和经济效益,增加回次长度和岩矿芯采取率,并能减少孔内事故。
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| 关 键 词： | "打滑"地层 硬脆碎地层 岩芯堵塞 液动冲击回转 高频冲击载荷 冲击器 |
APPLICATION OF HYDRAULIC IMPACT ROTARY DRILLING TECHNOLOGY IN BROKEN ROCK BED |
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| WU Zhi-qiang,WANG Ting-rui.APPLICATION OF HYDRAULIC IMPACT ROTARY DRILLING TECHNOLOGY IN BROKEN ROCK BED[J].Geology of Anhui,2010,20(2):131-134. |
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| Authors: | WU Zhi-qiang WANG Ting-rui |
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| Institution: | WU Zhi-qiang,WANG Ting-rui(No.1 Institute of Hydrogeology and Engineering Geology of Anhui Bureau of Geology and Mineral Exploration,Bengbu,Anhui 233000,China) |
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| Abstract: | This paper briefly shows that hydraulic impact rotary drilling is an advanced and applicable technology that needs less investment and brings benefit very soon.It greatly improves drilling efficiency and economic benefit,increases cycle length and core recovery,and reduces in-hole accidents. |
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| Keywords: | skidding strata hard fragile and broken strata core jamming hydraulic impact rotation high-frequency impact load impactor |
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