Dedicated riser tensioner apparatus, method and system
US6692193B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 2, 2001 |
| Grant date | Feb 17, 2004 |
| Priority date | — |
| Expiry date | Oct 2, 2021 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B19/006
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The invention is an apparatus, method and system for supporting risers in a floating platform. The apparatus comprises a table disposed above a hull-top surface, a first riser opening in the table, and a first dedicated riser tensioner attached to the table and disposed about the first riser opening. The apparatus further comprises a second riser opening, and a second dedicated riser tensioner attached to the table and disposed about the second riser opening. The method comprises tensioning a first riser with a first dedicated riser tensioner, and tensioning a second riser with a second dedicated riser tensioner, wherein the first dedicated riser tensioner is responsive to the second dedicated riser tensioner. The system comprises a mechanism for tensioning a first and a second riser, wherein the mechanism for tensioning the first riser is responsive to the second riser.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.