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:
Sep. 02, 2014

Filed:

Aug. 11, 2008
Applicants:

William C. Parks, Utopia, TX (US);

Dana C. Beebe, Houston, TX (US);

Chester W. Kronke, Houston, TX (US);

Inventors:

William C. Parks, Utopia, TX (US);

Dana C. Beebe, Houston, TX (US);

Chester W. Kronke, Houston, TX (US);

Assignee:

DTC International, Inc., Houston, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/013 (2006.01); E21B 33/035 (2006.01); E21B 41/00 (2006.01); E21B 33/038 (2006.01);
U.S. Cl.
CPC ...
E21B 33/0355 (2013.01);
Abstract

A modular control system consisting of multiple, remotely retrievable functional modules for controlling a blowout preventer stack. The various functional modules can be located on the lower marine riser package and blowout preventer stack positioned near the equipment with which they are associated, wherein this distribution of modules nearly eliminates the complex interface connection between the lower marine riser package and blowout preventer stack. Each of the functional modules is capable of being installed, retrieved or replaced with a single remotely operated vehicle (ROV) deployment from a vessel. The functional modules can be used to operate as a complete control system for a blowout preventer stack or can be used selectively individually or in various combinations to accommodate multiple control applications or upgrades of other control systems.


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