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. 08, 2013

Filed:

Dec. 23, 2009
Applicants:

Jeffrey W. Spence, Calgary, CA;

James K. Gray, Dewinton, CA;

Bailey T. Epp, Airdrie, CA;

Alberto Martinez, Calgary, CA;

Liguo Zhou, Calgary, CA;

Inventors:

Jeffrey W. Spence, Calgary, CA;

James K. Gray, Dewinton, CA;

Bailey T. Epp, Airdrie, CA;

Alberto Martinez, Calgary, CA;

Liguo Zhou, Calgary, CA;

Assignee:

Sanjel Corporation, Calgary, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/26 (2006.01); E21B 28/00 (2006.01); E21B 34/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus for wellbore fluid treatment having a body with a lower end, an upper end, an exterior surface and an interior surface defining a long bore open at the upper end, an outlet port spaced from the upper end, and a die in the long bore between the upper end and the outlet port. The outlet port permits the communication of fluids between the long bore and the exterior surface. The die is substantially immovable within the long bore and has an inner open diameter in which a plug is landable to create a seal in the long bore before passing through the inner open diameter.


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