| CGD-1型大口径全套管冲击抓斗的设计和应用 |
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| 引用本文： | 冯起赠,宋志彬,王年友.CGD-1型大口径全套管冲击抓斗的设计和应用[J].探矿工程,2005,32(6):38-40. |
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| 作者姓名： | 冯起赠 宋志彬 王年友 |
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| 作者单位： | 中国地质科学院勘探技术研究所;中国地质科学院勘探技术研究所;中国地质科学院勘探技术研究所 |
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| 摘 要： | CGD－1型大口径全套管冲击抓斗主要是配套全套管钻机施工而研制的。该抓斗主要适用于复杂地层的施工。介绍了该抓斗的技术参数、性能特点、主要结构及试验情况。
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| 关 键 词： | 冲击抓斗 全套管钻机 增力机构 脱挂机构 |
| 收稿时间： | 2005/3/13 0:00:00 |
| 修稿时间： | 2005/3/13 0:00:00 |
Design and Application of Large Diameter Fully Casing Impact Bucket Grab CGD-1 |
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| FENG Qi-zeng,SONG Zhi-bin and WANG Nian-you.Design and Application of Large Diameter Fully Casing Impact Bucket Grab CGD-1[J].Exploration Engineering(Drilling & Tunneling),2005,32(6):38-40. |
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| Authors: | FENG Qi-zeng SONG Zhi-bin and WANG Nian-you |
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| Institution: | Institute of Exploration Technique;Institute of Exploration Technique;Institute of Exploration Technique |
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| Abstract: | Large Diameter Fully Casing Impact Bucket Grab CGD-1 was designed and development mainly for mating the fully casing drill rig. The Grab is mainly suitable to be used in complex formations. The technical parameters, performance features, main structure and test results were introduced. |
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| Keywords: | impact bucket grab fully casing drill rig force increase mechanism hanger casting mechanism |
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