Blowout preventer packing assembly
US10662730B2 · kind B2 · utility
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15References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 10, 2016 |
| Grant date | May 26, 2020 |
| Priority date | — |
| Expiry date | Aug 27, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/01
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A blowout preventer is disclosed that includes a housing defining a central passage. The central passage is configured to receive a tubular string therethrough. In addition, the blowout preventer includes a packing element disposed in the central passage. The packing element includes an elastomeric member, and a rigid insert mounted to the elastomeric member. The insert includes an extendable tip assembly configured to extend a movable member away from the rigid insert.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.