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. 17, 2008

Filed:

Dec. 14, 2004
Applicants:

Jorge Lopez DE Cardenas, Sugar Land, TX (US);

Gary L. Rytlewski, League City, TX (US);

Matthew R. Hackworth, Bartlesville, OK (US);

Inventors:

Jorge Lopez de Cardenas, Sugar Land, TX (US);

Gary L. Rytlewski, League City, TX (US);

Matthew R. Hackworth, Bartlesville, OK (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 34/14 (2006.01); E21B 43/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system for completing a well with multiple zones of production includes a casing having a plurality of valves that are integrated therein for isolating each well zone. Communication is established between each underlying formation and the interior of the casing, and a treatment fluid is delivered to each of the multiple well zones. Mechanisms for actuating one or more of the valves include, but are not limited to, a dart, a drop ball, a running tool, and a control line actuating system.

Published as:
CA2529962A1; US2006124310A1; US2006124311A1; DE102005060008A1; RU2005138841A; US2007272411A1; US7325616B2; RU2316643C2; US7387165B2; CA2529962C; US2011056692A1; US8276674B2;

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