| HFS绳索取心孔底局部反循环三合管组合取心钻具 |
| 投稿时间：2013-07-31 修订日期：2013-07-31 点此下载全文 |
| 引用本文：唐进军,刘海斌.HFS绳索取心孔底局部反循环三合管组合取心钻具[J].钻探工程,2014,41(2):52-55,63.TANG Jin-jun,LIU Hai-bin. HFS Triple Pipe Composite Coring Tool with Bottom Partial Reverse Circulation for Wire-line Coring[J]. Drilling Engineering, 2014,41(2):52-55,63. |
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| 基金项目:湖南省核工业地质局科研项目“HFS绳索取心孔底局部反循环三合管组合取心钻具的研究与应用”（KY2011-302-1） |
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| 中文摘要:介绍了研制成功的HFS绳索取心孔底局部反循环三合管组合取心钻具的结构和工作原理，喷反元件参数设计，及其室内模拟试验和现场试验情况。 |
| 中文关键词:复杂地层 岩矿心采取率 组合取心钻具 绳索取心 局部反循环 三合管 |
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| HFS Triple Pipe Composite Coring Tool with Bottom Partial Reverse Circulation for Wire-line Coring |
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| Abstract:The article introduces the successful development of HFS triple pipe composite coring tool with bottom partial reverse circulation for wire-line coring and its structure, working principle, parameter design of jet-type reverse circulation elements as well as in-door simulation test and field test. |
| keywords:complex formation core recovery percentage composite coring drilling tools wire-line coring partial reverse circulation triple pipe |
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