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.

Date of Patent:
Aug. 29, 2000

Filed:

Aug. 03, 1998
Applicant:
Inventor:

Pierre Antoine Savy, Ecosse, FR;

Assignee:

Coflexip, Paris, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21B / ; F16L / ;
U.S. Cl.
CPC ...
4051951 ; 405169 ; 405171 ; 4052242 ;
Abstract

A device for transferring fluid between equipment on the seabed and a surface unit. At least one flexible pipe extends in a catenary curve. An intermediate buoyancy and support member associated with the pipe splits the pipe into two parts, an upper part and a lower part. The intermediate member imparts to a region of the upper part a concavity facing the seabed. A yoke on the pipe and a cable from the yoke retain at least one region of the lower part of the pipe. The cable is connected to a fixed member on the seabed for tensioning the lower part of the pipe. The cable and the fixed member impart a bend to the region of the lower part of the pipe, the concavity of which faces the equipment on the seabed. The intermediate member is connected to the fixed member. The cable between the lower part of the pipe and the fixed member has a length at least equal to the minimum bend radius of the lower part of the flexible pipe.


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