发明名称 |
THREADED END OF A TUBULAR COMPONENT FOR DRILLING OR WORKING HYDROCARBON WELLS, AND RESULTING CONNECTION. |
摘要 |
<p>A threaded end (1; 2) of a tubular component for drilling or working hydrocarbon wells, said end comprising a threaded zone (3; 4) produced on its external or internal peripheral surface depending on whether the threaded end is male or female in type, at least a portion of the end (1; 2) being coated with a dry film comprising an organic matrix in which ion exchange pigments are dispersed in proportions in the range 3% to 30% by weight; and a connection resulting from connecting two corresponding ends by makeup.</p> |
申请公布号 |
MX2012014023(A) |
申请公布日期 |
2013.04.29 |
申请号 |
MX20120014023 |
申请日期 |
2011.05.24 |
申请人 |
VALLOUREC MANNESMANN OIL & GAS FRANCE |
发明人 |
PINEL, ELIETTE;GARD, ERIC;PETIT, MIKAEL |
分类号 |
C09D5/08;C10N30/06;C23F11/08;F16L15/00;F16L57/00;F16L58/04 |
主分类号 |
C09D5/08 |
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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