Metal-to-metal sealing pipe swivel joint
US5044672A · kind A · utility
61Cited by
5References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 1990 |
| Grant date | Sep 3, 1991 |
| Priority date | — |
| Expiry date | Mar 22, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S285/917
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A metal-to-metal sealing pipe swivel joint especially useful with a subsea well completion system to pivotally interconnect the subsea wellhead to a lay-away flowline, the swivel joint having an annular seal element with metallic sealing surfaces and inner and outer tubular elements, also with metallic sealing surfaces, that can be moved into or withdrawn from sealing engagement with the seal element sealing surfaces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.