Riser assembly and method
US9074427B2 · kind B2 · utility
0Cited by
20References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 2011 |
| Grant date | Jul 7, 2015 |
| Priority date | — |
| Expiry date | Oct 25, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B17/015
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A riser assembly and method for transporting fluids from a sub-sea location are disclosed. The riser assembly includes a riser comprising at least one segment of flexible pipe; at least one buoyancy element for providing a positive buoyancy to a portion of the riser; and a tethering element for tethering the buoyancy element to a fixed structure and to resist the positive buoyancy of the buoyancy element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.