| 大直径气举反循环成套钻具的研制 |
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| 引用本文： | 袁志坚.大直径气举反循环成套钻具的研制[J].探矿工程,2014,41(12):44-48. |
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| 作者姓名： | 袁志坚 |
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| 作者单位： | [1]河南省能源钻井工程技术研究中心,河南郑州450016; [2]河南省煤田地质局,河南郑州450016 |
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| 摘 要： | 介绍了大直径气举反循环成套钻具的研制背景、设计原则、结构尺寸和主要技术参数。该套钻具不仅强度大，连接便捷，而且充分考虑了通气、通泥浆、泥浆补给三大通道面积等因素，采用内平设计。经生产试验，完全能满足大直径工程井气举反循环钻进的需要。
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| 关 键 词： | 大直径工程井 气举反循环钻具 单壁钻杆 扭矩 |
| 收稿时间： | 2014/4/22 0:00:00 |
| 修稿时间： | 2014/8/7 0:00:00 |
Development of Complete Set of Large Diameter Air-lift Reverse Circulation Drilling Tool |
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| YUAN Zhi-jian.Development of Complete Set of Large Diameter Air-lift Reverse Circulation Drilling Tool[J].Exploration Engineering(Drilling & Tunneling),2014,41(12):44-48. |
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| Authors: | YUAN Zhi-jian |
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| Institution: | YUAN Zhi-jian ( 1. Henan Provincial Energy Drilling Engineering Technological Research Center, Zhengzhou Henan 450016, China; 2. Coalfield Geology Bureau of Henan Province, Zhengzhou Henan 450016, China) |
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| Abstract: | The paper introduces a complete set of large diameter air-lift reverse circulation drilling tool about its develop-ment background, design principle, structure dimensions and main technical parameters.This set of drilling tool, designed by interflush, has the advantages of great intensity and convenient connection, and the section area of tubes for ventilation, mud transfortation and mud recharge are fully considered, it can meet the needs of air-lift reverse circulation drilling for large diameter engineering well. |
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| Keywords: | large diameter well air-lift reverse circulation drilling tool single wall drill rod torque |
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