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. 06, 2006

Filed:

Aug. 26, 2002
Applicants:

Colby M. Ross, Carrollton, TX (US);

Ralph H. Echols, Dallas, TX (US);

Brock W. Watson, Carrollton, TX (US);

Inventors:

Colby M. Ross, Carrollton, TX (US);

Ralph H. Echols, Dallas, TX (US);

Brock W. Watson, Carrollton, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A fluid flow control device () for use in a wellbore to control the inflow of production fluids comprises a sand control screen () having a base pipe () with a first set of openings () that allows the production fluids to flow therethrough and a sleeve () coaxially disposed adjacent to the base pipe (). The sleeve () has a second set of openings () that allows the production fluids to flow therethrough. The sleeve () is selectively positionable relative to the base pipe () such that a pressure drop in the production fluids is selectively controllable by adjusting an alignment of the first set of openings () relative to the second set of openings ().


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