发明名称 |
Tubular threaded element provided with a dry protective coating |
摘要 |
A tubular threaded element including a dry protective coating. The coating includes a solid matrix adhering to the substrate in which are dispersed particles of solid lubricants from at least two classes that are selected to exert a synergistic effect between themselves and with the constituents of the matrix, i.e. coating provides protection against corrosion and against galling of the threadings of threaded elements used in hydrocarbon wells. |
申请公布号 |
AU2006301555(A1) |
申请公布日期 |
2007.04.19 |
申请号 |
AU20060301555 |
申请日期 |
2006.10.04 |
申请人 |
SUMITOMO METAL INDUSTRIES, LTD.;VALLOUREC MANNESMANN OIL & GAS FRANCE |
发明人 |
ERIC GARD;ELIETTE PINEL;LAURENT BORDET;LAURENT GILLOT |
分类号 |
F16L15/00;F16L58/18 |
主分类号 |
F16L15/00 |
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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