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:
Jul. 21, 2020
Filed:
Dec. 03, 2018
Applicant:
Nautonnier Holding Corp., Cochrane, CA;
Inventors:
Bernie Cabot, Cochrane, CA;
David Cramer, Okotoks, CA;
Assignee:
NAUTONNIER HOLDING CORP, Cochrane, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 27/02 (2006.01); E21B 23/04 (2006.01); E21B 23/08 (2006.01); E21B 33/127 (2006.01); E21B 33/12 (2006.01); E21B 23/00 (2006.01); E21B 17/01 (2006.01); E21B 4/04 (2006.01); E21B 33/134 (2006.01);
U.S. Cl.
CPC ...
E21B 27/02 (2013.01); E21B 23/04 (2013.01); E21B 23/08 (2013.01); E21B 4/04 (2013.01); E21B 17/012 (2013.01); E21B 33/1208 (2013.01); E21B 33/1272 (2013.01); E21B 33/1275 (2013.01); E21B 33/134 (2013.01); E21B 2023/008 (2013.01);
Abstract
A wellbore self-retrievable tool for conveying and releasing a load in a well, such as for wellbore abandonment, wherein the load is a resin for producing a set resin plug. The tool comprises: a floatation device; a load carrier, such as a payload tube; and a load release mechanism, the floatation device being configured to render the tool buoyant in a wellbore liquid.