Connection of underwater lines
US4382717A · kind A · utility
13Cited by
14References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 13, 1981 |
| Grant date | May 10, 1983 |
| Priority date | — |
| Expiry date | Jul 13, 2001 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L1/26
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Underwater flow lines, control lines and electrical conduits are connected to mating hubs on an underwater manifold center or other production unit by utilizing hydraulically powered means for pulling the lines toward the mating hubs and aligning them therewith, lock-down means actuated from the surface being utilized to lock the lines in axial alignment with the hubs, and a seal member being lowered from the surface and inserted between the facing hubs, with a split clamp being used to draw the hubs into sealing engagement with the seal means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.