Invention Grant
- Patent Title: Freestanding hybrid riser system
- Patent Title (中): 独立混合提升系统
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Application No.: US13609967Application Date: 2012-09-11
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Publication No.: US08690480B2Publication Date: 2014-04-08
- Inventor: Francisco Edward Roveri , Jose Mauricio Teixeira da Gama Lima
- Applicant: Francisco Edward Roveri , Jose Mauricio Teixeira da Gama Lima
- Applicant Address: BR Rio de Janeiro, RJ
- Assignee: Petroleo Brasileiro S.A.—PETROBRAS
- Current Assignee: Petroleo Brasileiro S.A.—PETROBRAS
- Current Assignee Address: BR Rio de Janeiro, RJ
- Agency: Nixon & Vanderhye P.C.
- Priority: BR0805633 20081229
- Main IPC: E02D5/74
- IPC: E02D5/74 ; F16L1/16
Abstract:
A freestanding hybrid riser system (FHRS) and a method of installation which makes it possible to use vessels that are more available on the world market. The invention relates to a top riser assembly (TRA) having multiple, offset connection points such that a first bending moment is applied to the TRA by a buoyant unit, and an opposing bending moment is applied to the TRA by a flexible jumper.
Public/Granted literature
- US20130022406A1 FREESTANDING HYBRID RISER SYSTEM Public/Granted day:2013-01-24
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