Oilfield apparatus and method comprising swellable elastomers
US8490707B2 · kind B2 · utility
51Cited by
52References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2011 |
| Grant date | Jul 23, 2013 |
| Priority date | — |
| Expiry date | Sep 29, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/1208
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The subject disclosure relates to apparatus and methods that are particularly suited for creating a seal in a borehole annulus. More particularly, the subject disclosure relates to a seal with enhanced sealing capability. In one embodiment the subject disclosure relates to a reinforced and permanent swellable packer device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.