Expandable tubing and method
US6799637B2 · kind B2 · utility
31Cited by
25References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2001 |
| Grant date | Oct 5, 2004 |
| Priority date | — |
| Expiry date | Dec 11, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45C3/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An apparatus suitable for use in a wellbore comprises an expandable bistable device. An exemplary device has a plurality of bistable cells formed into a tubular shape. Each bistable cell comprises at least two elongated members that are connected to each other at their ends. The device is stable in a first configuration and a second configuration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.