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:
Mar. 13, 2018

Filed:

Jun. 09, 2014
Applicants:

Rockni Van Clief, Houston, TX (US);

Kelly D. Ireland, Conroe, TX (US);

Christian F. Bayne, The Woodlands, TX (US);

David A. Bilberry, Houston, TX (US);

David S. Bishop, Houston, TX (US);

Kirby Glen Schrader, Magnolia, TX (US);

Inventors:

Rockni Van Clief, Houston, TX (US);

Kelly D. Ireland, Conroe, TX (US);

Christian F. Bayne, The Woodlands, TX (US);

David A. Bilberry, Houston, TX (US);

David S. Bishop, Houston, TX (US);

Kirby Glen Schrader, Magnolia, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/14 (2006.01); E21B 34/10 (2006.01); E21B 17/18 (2006.01); E21B 34/14 (2006.01);
U.S. Cl.
CPC ...
E21B 34/10 (2013.01); E21B 17/18 (2013.01); E21B 34/103 (2013.01); E21B 34/14 (2013.01); E21B 43/14 (2013.01);
Abstract

An apparatus for use in a wellbore contains a flow control device for use in a wellbore that includes a bore that provides a first flow path and a second flow path via an annulus around the first flow path. The apparatus further includes a closing device that closes the second flow path when the closing device is mechanically moved in a first direction and an opening device that opens the second flow path when a fluid under pressure is supplied to the annulus when a valve is closed.


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