Buoyant riser system
US3933108A · kind A · utility
42Cited by
6References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 3, 1974 |
| Grant date | Jan 20, 1976 |
| Priority date | — |
| Expiry date | Sep 3, 1994 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B17/012
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A buoyant marine riser system adapted to extend from a floating platform to a subsea wellhead wherein one or more riser sections include a series of circumferentially spaced, elongated, hollow, closed buoyant tanks containing a gaseous medium to make such riser sections substantially buoyant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.