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:
Dec. 01, 2020
Filed:
Nov. 30, 2017
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventors:
Brian A. Roth, Dhahran, SA;
Jinjiang Xiao, Dhahran, SA;
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 15/00 (2006.01); E21B 15/02 (2006.01); E21B 41/00 (2006.01); E21B 17/01 (2006.01);
U.S. Cl.
CPC ...
E21B 15/003 (2013.01); E21B 15/02 (2013.01); E21B 17/01 (2013.01); E21B 41/00 (2013.01);
Abstract
A first platform is mounted to a central riser that is configured to flow a fluid into or out of a wellbore. The central riser is fluidically and structurally attached to a wellhead. The first platform is positioned relative to the central riser to allow access to substantially all external portions of the central riser from the first platform. A second platform is positioned above and supported by the first platform. The first platform is positioned between the second platform and the wellhead. The second platform is movable relative to the first platform.