Multi-layered wellbore junction
US7225875B2 · kind B2 · utility
10Cited by
39References
56Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 2004 |
| Grant date | Jun 5, 2007 |
| Priority date | — |
| Expiry date | Sep 7, 2024 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/103
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A multi-layered wellbore junction. In a described embodiment, a method of forming an expanded chamber in a subterranean well includes the steps of: positioning multiple chamber sidewall layers in the well; and expanding the layers in the well to form the expanded chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.