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:
Dec. 24, 2019

Filed:

Oct. 22, 2018
Applicant:

Ensco International Incorporated, Wilmington, DE (US);

Inventor:

Shiyu Chen, Katy, TX (US);

Assignee:

Ensco International Incorporated, Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 17/01 (2006.01);
U.S. Cl.
CPC ...
E21B 17/012 (2013.01);
Abstract

Techniques and systems to reduce deflection of a riser extending from an offshore platform. A device may include a main tube disposed along a length of the device. The device may also include a support member that may be coupled to the main tube, wherein the support member may surround the main tube. The device may include a buoyancy assembly that may at least partially surround the main tube, wherein the buoyancy assembly may have an elongated non-circular and non-cylindrical shape. The buoyancy assembly may also include buoyancy foam.


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