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:
Jan. 03, 2017

Filed:

Aug. 31, 2012
Applicants:

Parth D. Pathak, Houston, TX (US);

Harrison J. LI, Houston, TX (US);

John T. Bogard, Houston, TX (US);

Inventors:

Parth D. Pathak, Houston, TX (US);

Harrison J. Li, Houston, TX (US);

John T. Bogard, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/035 (2006.01); E21B 33/037 (2006.01); E21B 33/038 (2006.01);
U.S. Cl.
CPC ...
E21B 33/035 (2013.01); E21B 33/037 (2013.01); E21B 33/038 (2013.01);
Abstract

A cap system for subsea equipment that can be employed on various subsea equipment including but not limited to a vertical monobore tree, a horizontal tree, a wellhead and a tubing head spool. The cap system includes a cap assembly that has the flexibility of installation and retrieval for open water as well as a through a riser with a running tool. The cap assembly also does not require any orientation during installation. The cap system includes a debris cap assembly installable in engagement with the cap assembly. The debris cap assembly interfacing with the cap assembly provides the ability to inject and bleed fluids through a main bore and an annulus bore of the subsea tree independently and without removal of the debris cap assembly and cap assembly.


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