发明名称 |
THREADED TUBULAR COMPONENT AND RESULTING CONNECTION |
摘要 |
A threaded tubular component configured for drilling or working hydrocarbon wells, the tubular component including, at one of its ends, a threaded zone formed on its external or internal peripheral surface depending on whether the threaded end is male or female in type. The end portion is at least partially coated with a dry film, including a thermoplastic or thermoset matrix including microcapsules filled with compounds in liquid form. |
申请公布号 |
EP2766556(A1) |
申请公布日期 |
2014.08.20 |
申请号 |
EP20120772724 |
申请日期 |
2012.10.04 |
申请人 |
VALLOUREC OIL AND GAS FRANCE;NIPPON STEEL & SUMITOMO METAL CORPORATION |
发明人 |
GARD, ERIC;PINEL, ELIETTE;PETIT, MIKAEL |
分类号 |
E21B17/042;C08K7/22;F16B33/06 |
主分类号 |
E21B17/042 |
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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