Expandable downhole tubular and method of use
US7077196B2 · kind B2 · utility
7Cited by
7References
44Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 25, 2003 |
| Grant date | Jul 18, 2006 |
| Priority date | — |
| Expiry date | Jul 7, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/103
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
There is disclosed, in one embodiment of the invention an expandable downhole tubular (10) comprising an expandable inner support tube (14) an expandable outer tube (18); and a filter tube (22) located between said inner support tube (14) and said outer tube (18), the filter tube (22) comprising at least one filter portion (24) and at least one extendable portion (28) coupling axial edges of said filter portion (24), said extendable portion (28) being extendable to accommodate circumferential expansion of said filter tube (22).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.