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:
Mar. 22, 2022
Filed:
Apr. 06, 2020
Applicant:
Landmark Graphics Corporation, Houston, TX (US);
Inventors:
Joseph Eli Hess, Richmond, TX (US);
Bruce Wallace Techentien, Houston, TX (US);
Andy John Cuthbert, Spring, TX (US);
Keith David Romaine, Sugarland, TX (US);
Assignee:
Landmark Graphics Corporation, Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/14 (2006.01); E21B 43/116 (2006.01); E21B 23/06 (2006.01); E21B 33/12 (2006.01); E21B 43/117 (2006.01); E21B 33/16 (2006.01); E21B 43/04 (2006.01);
U.S. Cl.
CPC ...
E21B 33/146 (2013.01); E21B 23/06 (2013.01); E21B 33/12 (2013.01); E21B 33/16 (2013.01); E21B 43/045 (2013.01); E21B 43/116 (2013.01); E21B 43/117 (2013.01);
Abstract
A new tool and methodology to work, in a single-trip system, and create conduits through the casing or tubing to access the annuli, circulate out the annuli contents, accurately deliver the cement required to create the subsequent barrier. The tool and system provide a cost effective way of plugging an oil and gas well in a single trip without the need to remove in-place production casing.