Flexible pipe with layers of metal armour and layers of composite armour
US11047512B2 · kind B2 · utility
0Cited by
10References
17Claims
0Family size
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Key dates
| Filing date | Mar 13, 2018 |
| Grant date | Jun 29, 2021 |
| Priority date | — |
| Expiry date | Jun 25, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2597/00
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention relates to a flexible pipe comprising a mechanical reinforcement element (4) and a pressure sheath. Mechanical reinforcement element (4) comprises at least one metallic tensile armour layer (6) and at least one composite tensile armour layer (7). Composite tensile armour layer (7) is arranged outside metallic tensile armour layer (6). Separation means (8) are provided to separate composite tensile armours (7), while maintaining a radial clearance and a circumferential clearance for composite tensile armours (7).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.