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:
Jun. 29, 2021

Filed:

Feb. 05, 2019
Applicant:

C6 Technologies As, Stavanger, NO;

Inventor:

Kenny Armstrong, Glasgow, GB;

Assignee:

C6 TECHNOLOGIES AS, Stavanger, NO;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/038 (2006.01); F16L 37/32 (2006.01);
U.S. Cl.
CPC ...
E21B 33/038 (2013.01); F16L 37/32 (2013.01);
Abstract

A wellbore tool and a tool section interconnection fluid coupling includes first and second coupling members arranged to be connected and disconnected relative each other. Both the first and second coupling members are arranged to be in a closed position preventing fluid passage through the fluid coupling, and in an open position allowing fluid passage through the fluid coupling. The first coupling member includes a first cylindrical housing, and a first valve element. The first valve element is movably arranged inside the first cylindrical housing. The cylindrical housing includes a valve seat. The valve element is arranged to push against the valve seat when the first and second coupling members are disconnected. The valve element includes a first support portion between a hollow portion and a seal groove.


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