Telescoping joint packer assembly
US9725978B2 · kind B2 · utility
1Cited by
9References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 24, 2014 |
| Grant date | Aug 8, 2017 |
| Priority date | — |
| Expiry date | Dec 24, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B23/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A packer assembly for dynamically sealing against an inner tubular of a telescoping joint including axially activated packers. The assembly includes an inner housing positionable about the inner tubular of the telescoping joint, the inner housing assembly comprising a packer configured to dynamically seal against the inner tubular of the telescoping joint, and an outer housing assembly positionable about the inner tubular of the telescoping joint and axially below the inner tubular housing, the outer housing comprising a packer configured to dynamically seal against the inner tubular of the telescoping joint.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.