Winged pipelaying
US4789269A · kind A · utility
10Cited by
9References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 1987 |
| Grant date | Dec 6, 1988 |
| Priority date | — |
| Expiry date | Apr 29, 2007 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L1/16
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Subsea pipelay is accomplished by flying the pipestring underwater with the use of wings which provide sufficient lift to maintain the pipestring off bottom as it is towed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.