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:
May. 31, 2016

Filed:

Nov. 15, 2013
Applicant:

Aker Subsea As, Lysaker, NO;

Inventor:

Jarmo Kekarainen, Valbo, SE;

Assignee:

Aker Subsea AS, Lysaker, NO;

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

Subsea Xmas tree assembly () having a Xmas tree main bore () and a Xmas tree annulus bore (). The main bore () aligns with a tubing hanger main bore () and the Xmas tree annulus bore () communicates with a tubing hanger annulus bore (), when the Xmas tree assembly () is installed above a tubing hanger () of a subsea well. The subsea Xmas tree assembly () comprises a plug tool () adapted to install and to retrieve a plug () into and out of the tubing hanger annulus bore () when the Xmas tree assembly () is installed above the tubing hanger (). The assembly has a tool accommodation compartment () within which the plug tool () is arranged. An associated method is also described.


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