System and method for enhanced sealing of well tubulars
US9222331B2 · kind B2 · utility
9Cited by
3References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 21, 2013 |
| Grant date | Dec 29, 2015 |
| Priority date | — |
| Expiry date | Jan 10, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/128
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A well isolation includes a radially expandable sealing element that engages an interior wall of the wellbore tubular and a radially expandable expansion cone in telescopic relationship with the sealing element. The expansion cone expands the sealing element and a swage telescopically engages and expands the expansion cone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.