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:
Feb. 07, 2017
Filed:
Nov. 20, 2014
Applicant:
Cenovus Energy Inc., Calgary, CA;
Inventors:
Mark Bilozir, Calgary, CA;
Christian Canas, Calgary, CA;
Carlos Emilio Perez Damas, Calgary, CA;
Arun Sood, Calgary, CA;
Assignee:
Cenovus Energy Inc., , CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/24 (2006.01); E21B 43/243 (2006.01); E21B 43/16 (2006.01); E21B 43/247 (2006.01);
U.S. Cl.
CPC ...
E21B 43/2406 (2013.01); E21B 43/166 (2013.01); E21B 43/243 (2013.01); E21B 43/247 (2013.01);
Abstract
A method of producing heated water from a reservoir having a hot bitumen-depleted zone adjacent to an aqueous mobile zone. The method includes generating fluid communication between the aqueous mobile zone and the hot bitumen-depleted zone. The method further includes driving water from the aqueous mobile zone through a portion of the hot bitumen-depleted zone to heat the water to produce heated water from a heated water production well.