| 发明名称 |
A TUBULAR MEMBER HAVING AN ANTI-GALLING COATING |
| 摘要 |
A tubular member (12) having an internal and/or external metal thread (18, 20) at one end thereof, at least part of the thread (18, 20) being coated with an alloy of copper and tin, said alloy containing 5 wt% to 95 wt% copper. The tubular member (10) can be combined with another tubular member (14, 16) to provide a threaded connection (10) having improved galling resistance. |
| 申请公布号 |
WO03060198(A1) |
申请公布日期 |
2003.07.24 |
| 申请号 |
WO2002GB05847 |
申请日期 |
2002.12.20 |
| 申请人 |
HUNTING OILFIELD SERVICES (UK) LTD;M.P. EASTERN LIMITED;GUISE, RICHARD, J.;EDWARDS, MICHAEL, G. |
发明人 |
GUISE, RICHARD, J.;EDWARDS, MICHAEL, G. |
| 分类号 |
E21B43/00;C22C9/02;C22C38/00;C22C38/20;C25D3/58;C25D3/60;C25D7/00;F16B33/06;F16J15/12;F16L15/00;F16L15/04;F16L58/08;F16L58/18;(IPC1-7):C25D7/04 |
主分类号 |
E21B43/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
