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. 25, 2022

Filed:

Jan. 30, 2018
Applicant:

Swellfix Uk Limited, Westhill, GB;

Inventors:

Ismarullizam Mohd Ismail, Aberdeen, GB;

Annabel Green, Huntly, GB;

Oliver Webster, Torphins, GB;

Damien Gerard Patton, Huntly, GB;

Stephen Garden, Inverurie, GB;

Assignee:

SWELLFIX UK LIMITED, Aberdeenshire, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01); E21B 34/08 (2006.01); E21B 43/14 (2006.01); E21B 43/24 (2006.01); E21B 43/08 (2006.01);
U.S. Cl.
CPC ...
E21B 43/12 (2013.01); E21B 34/08 (2013.01); E21B 43/14 (2013.01); E21B 43/24 (2013.01); E21B 43/08 (2013.01);
Abstract

A downhole flow control device comprises a body locatable within a wall of a tubular, wherein the body defines a flow path therethrough to accommodate flow in reverse first and second directions between internal and external locations of the tubular in use. The downhole flow control device further comprises a regulator member mounted within the body and being moveable between first and second positions in accordance with flow direction through the body. The regulator member is locatable in the first position during flow through the body in the first direction to provide a first restriction to flow. The regulator member is locatable in the second position during flow through the body in the second direction to provide a second restriction to flow.


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