Apparatus and method for sealing portions of a wellbore
US8443907B2 · kind B2 · utility
3Cited by
6References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 11, 2010 |
| Grant date | May 21, 2013 |
| Priority date | — |
| Expiry date | Mar 30, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/1208
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An apparatus for controlling fluid flow in a borehole in an earth formation includes: a carrier configured to be deployed in the borehole; and a sealing device including at least one deformable element disposed at the carrier, the deformable element configured to have a first position and a second position, the first position forming a void in the sealing device configured to retain a flowable sealing material therein, the second position causing the void to be in flowable communication with leak paths formed in at least one of the sealing device and the borehole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.