Slotted liner sheathing coiled tubing-a new concept for multilateral jetting in coalbed methane wells and laboratory tests of tubular friction performance
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- 作者：Ruiyue Yang ; Zhongwei Huang ; huangzw@cup.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Gensheng Li ; Zhonghou Shen ; Kui Li ; Huanpeng Chi ; Bin Wang
- 关键词：Coalbed methane ; Multilateral well ; Coiled tubing ; Jetting ; Slotted liner ; Deflector
- 刊名：Journal of Natural Gas Science and Engineering
- 出版年：2015
- 出版时间：September 2015
- 年：2015
- 卷：26
- 期：Complete
- 页码：1332-1343
- 全文大小：2568 K
文摘
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“Slotted Liner Sheathing Coiled Tubing” is a new concept for multilateral drilling in CBM wells.
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SLSCT drilling is designed to synchronize the jet drilling and liner running in one trip.
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Buckling could be avoided when PVC slotted liner is sheathing around coiled tubing.
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Internal pressure provides a supporting effect on the drilling assembly passing through the deflector.