Seal backup, seal system and wellbore system
US10526864B2 · kind B2 · utility
1Cited by
51References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 2, 2018 |
| Grant date | Jan 7, 2020 |
| Priority date | — |
| Expiry date | Oct 2, 2038 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/128
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A seal backup including: a ring-like body, the body including: a first portion of the body having a first generally zig-zag construction, the first generally zig-zag construction facilitative of radial expansion of the first portion; a second portion of the body having a second generally zig-zag construction, the second generally zig-zag construction facilitative of radial expansion of the second portion; a parting feature disposed between the first portion of the body and the second portion of the body facilitative of relative movement between the first portion of the body and the second portion of the body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.