Blowout preventer apparatus and method
US11873695B2 · kind B2 · utility
0Cited by
7References
10Claims
0Family size
Assignee
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Key dates
| Filing date | May 29, 2019 |
| Grant date | Jan 16, 2024 |
| Priority date | — |
| Expiry date | Apr 13, 2040 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An annular elastomeric packer for a blowout preventer includes a plurality of circumferentially spaced inserts, wherein at least one of the plurality of inserts includes a rib, and a foot pivotally coupled to the rib, and an elastomeric body coupled to the plurality of inserts and including an inner surface, wherein the foot is configured to resist deformation of the elastomeric body in response to the blowout preventer actuating from a first position to a second position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.