Compliant compression plate for a slip hanger or packoff
US12258827B2 · kind B2 · utility
0Cited by
11References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2023 |
| Grant date | Mar 25, 2025 |
| Priority date | — |
| Expiry date | Mar 16, 2043 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/10
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
In at least one embodiment, a compression plate to be used with a slip hanger or a packoff in oilfield equipment is disclosed. The compression plate includes one or more grooves or slots extending circumferentially with respect to an axis of the slip hanger or the packoff. The compression plate is to be associated with an annulus seal gland of the slip hanger or the packoff and is to enable a gland volume of the annulus seal gland to change with temperature applied to the slip hanger or the packoff.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.