Flexible pipe body with buoyancy element and method of producing same
US8955553B2 · kind B2 · utility
8Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 2, 2013 |
| Grant date | Feb 17, 2015 |
| Priority date | — |
| Expiry date | May 2, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A flexible pipe body and method of producing a flexible pipe body are disclosed. The flexible pipe body includes an inner fluid retaining layer; an armour layer provided radially outwards of the inner fluid retaining layer; and a buoyancy layer including a plurality of discrete elongate buoyancy elements provided radially outwards of the fluid retaining layer wound at a helical pitch angle equal to or more than 0 degrees and less than about 85 degrees to the longitudinal axis of the flexible pipe body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.