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:
Apr. 22, 2014

Filed:

May. 07, 2013
Applicant:

Schlumberger Technology Corporation, Sugar Land, TX (US);

Inventors:

Sidney Jasek, Pearland, TX (US);

Kamalah Chang, Pearland, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

Gravel packing apparatus and method. The apparatus can include a conduit configured to extend between first and second wellbore intervals and through an isolation valve assembly separating the first and second intervals. A sliding sleeve can be configured to slide between an open position and a closed position. When the sliding sleeve is in the open position, it is configured to allow a flow of gravel slurry through the conduit between the first and second intervals, and when the sliding sleeve is in the closed position, it is configured to completely isolate the first and second intervals from each other.


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