The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 2011
Filed:
Apr. 10, 2008
Francisco Edward Roveri, Rio de Janeiro, BR;
Cezar Augusto Silva Paulo, Rio de Janeiro, BR;
Roberto Rodrigues, Rio de Janeiro, BR;
Renato Brandão Mansano, Vila Velha, BR;
Carlos Alberto Giacomin Pereira, Vitoria, BR;
Francisco Edward Roveri, Rio de Janeiro, BR;
Cezar Augusto Silva Paulo, Rio de Janeiro, BR;
Roberto Rodrigues, Rio de Janeiro, BR;
Renato Brandão Mansano, Vila Velha, BR;
Carlos Alberto Giacomin Pereira, Vitoria, BR;
Petroleo Brasileiro S.A. - Petrobras, Rio de Janeiro, BR;
Abstract
A free standing riser system includes a riser, a subsea intervention unit, and an umbilical line. The riser includes interconnected joints linked to one another, a lower-end of the riser being coupled to a wellhead and an upper-end of the riser enclosed in a buoy assembly, including a terminal, the riser being maintained in an erect, substantially vertical position. The subsea intervention unit is provided above the riser, and includes three connections: one connection to the terminal of the riser, one connection to a flexible jumper that is connected to a FPU, and one connection that provides a vertical conveyance to an intervention rig.