发明名称 |
IMPROVED SHOE FOR WELLBORE LINING TUBING |
摘要 |
The present invention relates to a shoe for wellbore lining tubing and to a method of locating wellbore lining tubing in a wellbore. In particular, b ut not exclusively, the present invention relates to a shoe for wellbore lin ing tubing having an improved fluid flow diverter assembly for controlling c irculation of fluid in the wellbore.
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申请公布号 |
CA2675667(A1) |
申请公布日期 |
2008.07.24 |
申请号 |
CA20082675667 |
申请日期 |
2008.01.21 |
申请人 |
CALEDUS LIMITED |
发明人 |
HOWLETT, PAUL;WARDLEY, MICHAEL |
分类号 |
E21B7/20;E21B21/10;E21B33/14 |
主分类号 |
E21B7/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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