Assembly consisting of a flexible tubular pipe for transporting hydrocarbon fluids and a secondary metal tube
US9534713B2 · kind B2 · utility
3Cited by
10References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 2, 2013 |
| Grant date | Jan 3, 2017 |
| Priority date | — |
| Expiry date | Feb 25, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/4997
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An assembly, which consists of a flexible tubular pipe (1) for transporting hydrocarbon fluids including a metal carcass (10) produced by the short pitched helical winding of a profiled strip, the said strip defining a plurality of intervening gaps (10a) between each winding turn (10b), an inner polymeric sealing sheath, at least one metal armor layer, and an outer polymeric sheath, and of a secondary metal tube (2) coaxial to the tubular pipe (1).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.