Flexible pipe including vent passage and method of manufacturing same
US6446672B1 · kind B1 · utility
24Cited by
21References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 3, 2000 |
| Grant date | Sep 10, 2002 |
| Priority date | — |
| Expiry date | Nov 3, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2023/005
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A flexible pipe formed by multiple layers of different materials, one of which has a vent passage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.