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:
Jul. 07, 2015
Filed:
Oct. 25, 2011
Applicants:
Zhimin Tan, Houston, TX (US);
Yanqiu Zhang, Houston, TX (US);
Lun Qiu, Houston, TX (US);
Inventors:
Assignee:
GE Oil & Gas UK Limited, Nailsea, Bristol, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 17/01 (2006.01);
U.S. Cl.
CPC ...
E21B 17/012 (2013.01); E21B 17/015 (2013.01);
Abstract
A riser assembly and method for transporting fluids from a sub-sea location are disclosed. The riser assembly includes a riser comprising at least one segment of flexible pipe; at least one buoyancy element for providing a positive buoyancy to a portion of the riser; and a tethering element for tethering the buoyancy element to a fixed structure and to resist the positive buoyancy of the buoyancy element.