Simplified ballast system for tension leg platforms
US6378451B1 · kind B1 · utility
9Cited by
3References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2000 |
| Grant date | Apr 30, 2002 |
| Priority date | — |
| Expiry date | Dec 21, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63B2021/505
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A simplified ballast system designed for a tension leg platform from which drilling and/or production activities are to be performed in a body of water provides for rapid deballasting via large capacity dump valve(s) and for ballasting for trim operations by use of an eductor at the bottom of a drain well fluidly connected by drain lines to ballast compartments.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.