| MS-215型大直径绳索取心器及其在煤层气井中的应用 |
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| 引用本文： | 唐胜利,刘凤琴.MS-215型大直径绳索取心器及其在煤层气井中的应用[J].煤田地质与勘探,2002,30(5):61-63. |
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| 作者姓名： | 唐胜利 刘凤琴 |
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| 作者单位： | 煤炭科学研究总院西安分院钻探研究所, 陕西 西安 710054 |
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| 摘 要： | 根据煤层气井快速、安全的取心要求,结合现场条件,研制了MS-215大直径绳索取心器。文中介绍了取心器的设计思路、结构特点及现场应用效果。结果表明,该取心器设计合理,机构动作可靠,岩煤心直径大、采取率高、提出速度快,尤其适合煤层气井煤心的采取。
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| 关 键 词： | 大直径 绳索取心 煤层气井 |
| 文章编号： | 1001-1986(2002)05-0061-03 |
| 收稿时间： | 2001-11-05 |
| 修稿时间： | 2001年11月5日 |
MS-215 type large diameter wire line core barrel and its application in CBM well |
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| TANG Sheng li,LIU Feng qin.MS-215 type large diameter wire line core barrel and its application in CBM well[J].Coal Geology & Exploration,2002,30(5):61-63. |
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| Authors: | TANG Sheng li LIU Feng qin |
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| Institution: | Xi'an Branch, CCRI, Xi'an 710054, China |
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| Abstract: | This wire line core barrel is researched and produced to meet the needs of fast and safe coring in coalbed methane wells.In this paper,the design thought,structure and result in the field of the barrel are introduced.The results show that the barrel is of reasonable design,dependable mechanism,high core recovery,large core diameter and high coring extracting speed. |
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| Keywords: | large diameter wire line coring coalbed methane well |
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