EP2167783B2 THREADED ELEMENT OF A COMPONENT WITH OPPOSED THREADING PORTIONS AND CORRESPONDING TUBULAR THREADED CONNECTION
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基本信息:
- 专利标题: THREADED ELEMENT OF A COMPONENT WITH OPPOSED THREADING PORTIONS AND CORRESPONDING TUBULAR THREADED CONNECTION
- 专利标题(中):螺纹元件与反螺纹部分和相应的管状螺纹连接
- 申请号:EP08801462.6 申请日:2008-06-10
- 公开(公告)号:EP2167783B2 公开(公告)日:2017-08-23
- 发明人: GILLOT, Laurent , VERGER, Eric , TARTAR, Olivier
- 申请人: VALLOUREC OIL AND GAS FRANCE , Nippon Steel & Sumitomo Metal Corporation
- 申请人地址: 54 rue Anatole France 59620 Aulnoye-Aymeries FR
- 专利权人: VALLOUREC OIL AND GAS FRANCE,Nippon Steel & Sumitomo Metal Corporation
- 当前专利权人: SUMITOMO METAL INDUSTRIES, LTD., JP
- 当前专利权人地址: SUMITOMO METAL INDUSTRIES, LTD., JP
- 代理机构: Casalonga
- 优先权: FR0704538 20070625
- 国际公布: WO2009000428 20081231
- 主分类号: E21B17/042
- IPC分类号: E21B17/042 ; F16L15/06
公开/授权文献:
IPC结构图谱:
E | 固定建筑物 |
--E21 | 土层或岩石的钻进;采矿 |
----E21B | 土层或岩石的钻进;从井中开采油、气、水、可溶解或可熔化物质或矿物泥浆 |
------E21B17/00 | 钻杆或钻管;柔性钻杆柱;方钻杆;钻铤;抽油杆;套管;管子 |
--------E21B17/02 | .接箍;接头 |
----------E21B17/04 | ..钻杆与钻头之间,或钻杆与钻杆之间的 |
------------E21B17/042 | ...带螺纹的 |