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:
Sep. 12, 2017
Filed:
Nov. 03, 2014
Applicant:
Shell Oil Company, Houston, TX (US);
Inventors:
Jose Meraz, Richmond, TX (US);
Jason P. Curtiss, Houston, TX (US);
Assignee:
SHELL OIL COMPANY, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D 31/02 (2006.01); E21B 33/06 (2006.01); F15B 13/043 (2006.01);
U.S. Cl.
CPC ...
E21B 33/063 (2013.01); F15B 13/043 (2013.01); F15B 13/0433 (2013.01);
Abstract
A blowout preventer control system comprising: a blowout preventer comprising one or more casing shear rams and one or more blind shear rams; a casing shear ram close chamber; a blind shear ram close chamber; a first SPM valve; a second SPM valve; a first solenoid valve; a microprocessor; and a hydraulic fluid source.