Sealed branch wellbore transition joint
US7213652B2 · kind B2 · utility
10Cited by
14References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 29, 2004 |
| Grant date | May 8, 2007 |
| Priority date | — |
| Expiry date | Jul 15, 2024 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B41/0042
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A sealed branch wellbore transition joint. In a described embodiment, a completion system for a well having a branch wellbore extending outwardly from a window in a parent wellbore includes a tubular string having a portion positioned within the window, and a sealing material on the tubular string portion. The sealing material swells in the well to thereby form a seal between the tubular string portion and the window.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.