Expandable sealing assembly and downhole system
US10202818B2 · kind B2 · utility
1Cited by
12References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 15, 2016 |
| Grant date | Feb 12, 2019 |
| Priority date | — |
| Expiry date | Jan 6, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/1208
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A sealing assembly configured to seal within an annulus, the sealing assembly including a support body including a backing ring having a substantially wavy sectional shape, and a plurality of ribs extending radially outwardly from the backing ring; and, a sealing member supported on the support body, the sealing member including a radially exterior sealing component, at least a portion of the radially exterior sealing component disposed between adjacent ribs on a radial exterior surface of the hacking ring, and, a radially interior sealing component disposed on a radial interior surface of the backing portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.