| 发明名称 |
Wear resistant tubular connection |
| 摘要 |
A wear resistant casing connection including a wear resistant portion on its exterior surface is taught. A casing connection having a controlled bend angle is also taught.
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| 申请公布号 |
US2007074868(A1) |
申请公布日期 |
2007.04.05 |
| 申请号 |
US20060549007 |
申请日期 |
2006.10.12 |
| 申请人 |
TESCO CORPORATION |
发明人 |
SLACK MAURICE W.;TESSARI ROBERT M.;ANGMAN PER G.;WARREN TOMMY M. |
| 分类号 |
E21B17/00;E21B7/20;E21B17/10;E21B17/16;E21B29/00;E21B43/10 |
主分类号 |
E21B17/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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