| 发明名称 |
CORRUGATED DOWNHOLE TUBULARS |
| 摘要 |
A method of lining a drilled bore comprises running a tubular (40) into a drilled bore (42) and then corrugating the tubular in the bore. The tubular may also be expanded in the bore. In other aspects of the invention the tubular is corrugated prior to running into the bore and may be rotated as i t is run into the bore.
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| 申请公布号 |
CA2461278(C) |
申请公布日期 |
2009.09.08 |
| 申请号 |
CA20032461278 |
申请日期 |
2003.07.04 |
| 申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
SIMPSON, NEIL ANDREW ABERCROMBIE;HARRAL, SIMON JOHN |
| 分类号 |
E21B43/10;E21B17/22;E21B29/00;E21B31/03;E21B41/00 |
主分类号 |
E21B43/10 |
| 代理机构 |
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