Downhole sealing tools and method of use
US6966386B2 · kind B2 · utility
18Cited by
34References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2002 |
| Grant date | Nov 22, 2005 |
| Priority date | — |
| Expiry date | Oct 9, 2022 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/103
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A downhole tool apparatus for insertion into and sealing engagement with a wellbore. The apparatus comprises a tube having an expandable diameter, and a gripping member joined to the tube adapted to engage a portion of the wellbore to limit movement of the tube within the wellbore. The tube may also include a sealing member adapted to mate with the wellbore to form a sealing engagement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.