Isolation sleeve
US12338703B2 · kind B2 · utility
0Cited by
11References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2021 |
| Grant date | Jun 24, 2025 |
| Priority date | — |
| Expiry date | Apr 18, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/01
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An isolation sleeve for a wellbore includes a sleeve body and a torque sleeve. The torque sleeve threadedly couples to the sleeve body. The torque sleeve includes a compression shoulder. The isolation sleeve includes a compression seal positioned about the torque sleeve between the compression shoulder and the sleeve body. The isolation sleeve also includes a lock ring coupled to the sleeve body that engages a packoff. The lock ring is urged into engagement with the packoff by an energizing ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.