Wellbore liner system
US6766859B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 16, 2002 |
| Grant date | Jul 27, 2004 |
| Priority date | — |
| Expiry date | Sep 16, 2022 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B29/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Wellbore apparatus has been invented which, in at least certain aspects, includes a wellbore apparatus having a tubular member with a top end, a bottom end, a hollow portion, and a window therethrough, a sleeve positioned within the hollow portion of the tubular member, the sleeve having a top end and a bottom end, a diverter apparatus within or outside the tubular member and, optionally, below the bottom end of the sleeve, the sleeve movable so that the diverter, and the diverter directs the sleeve to the window and through the window into a bore extending beyond the window, and the window having an edge therearound to which the top end of the sleeve is weldable to sealingly secure the sleeve at the window.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.