Inflatable packer system for an annular blowout preventer
US11136853B2 · kind B2 · utility
3Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2019 |
| Grant date | Oct 5, 2021 |
| Priority date | — |
| Expiry date | Dec 13, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/128
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An inflatable packer system for an annular blowout preventer (BOP) includes an inflatable bladder configured to be positioned within a housing of the annular BOP and to inflate upon receipt of a fluid within the inflatable bladder. The inflatable bladder may be an annular structure that is configured to circumferentially surround a bore of the annular BOP.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.