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.
Patent No.:
Date of Patent:
Nov. 26, 2019
Filed:
Jul. 17, 2018
Applicant:
Packers Plus Energy Services Inc., Calgary, CA;
Inventors:
Daniel Jon Themig, Calgary, CA;
Jim Fehr, Sherwood Park, CA;
Assignee:
Packers Plus Energy Services Inc., Calgary, CA;
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/122 (2006.01); E21B 33/124 (2006.01); E21B 33/128 (2006.01); E21B 34/06 (2006.01); E21B 34/10 (2006.01); E21B 34/12 (2006.01); E21B 34/14 (2006.01); E21B 43/14 (2006.01); E21B 43/16 (2006.01); E21B 43/25 (2006.01); E21B 34/00 (2006.01);
U.S. Cl.
CPC ...
E21B 34/12 (2013.01); E21B 33/122 (2013.01); E21B 33/124 (2013.01); E21B 33/1285 (2013.01); E21B 34/063 (2013.01); E21B 34/10 (2013.01); E21B 34/14 (2013.01); E21B 43/14 (2013.01); E21B 43/16 (2013.01); E21B 43/25 (2013.01); E21B 2034/007 (2013.01);
Abstract
A tubing string assembly for fluid treatment of a wellbore includes substantially pressure holding closures spaced along the tubing string, which each close at least one port through the tubing string wall. The closures are openable by a sleeve drivable through the tubing string inner bore.