Elongated sealing member for downhole tool
US9512691B2 · kind B2 · utility
0Cited by
14References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2013 |
| Grant date | Dec 6, 2016 |
| Priority date | — |
| Expiry date | Nov 17, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A downhole apparatus is described comprising a body and a sealing arrangement located on the body. The body has a longitudinal axis and the sealing arrangement comprises at least one elongated sealing member with an axis of elongation extending around the longitudinal axis. The sealing member comprises a material selected to expand on exposure to at least one predetermined fluid, such as a hydrocarbon or aqueous fluid encountered in a wellbore. A method of forming the apparatus and methods of use are described. Embodiments of the invention relate to wellbore packers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.