Marine riser assembly
US8100437B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Apr 19, 2010 |
| Grant date | Jan 24, 2012 |
| Priority date | — |
| Expiry date | Apr 19, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L37/138
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A marine riser assembly having a first tubular member having an external surface with a plurality of first axially spaced formations, a second tubular member having an external surface with a plurality of second axially spaced formations thereon, a segmented ring in surrounding relationship to the first and second tubular members, the segmented ring having an inner surface with a plurality of formations engageable with the formations on the first and second tubular members, the engageable formations serving to urge the first and second tubular members toward each other when the segmented ring is subjected to radially inwardly directed compressive forces, a sleeve in surrounding relationship to force the engageable formations together and a seal assembly for sealing against external and internal pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.