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:
Oct. 31, 2017
Filed:
May. 14, 2013
Applicant:
Nexen Energy Ulc, Calgary, Alberta, CA;
Inventor:
Richard Kelso Kerr, Calgary, CA;
Assignee:
NEXEN ENERGY ULC, Alberta, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/24 (2006.01); E21B 43/30 (2006.01); C10G 1/00 (2006.01); C10G 1/04 (2006.01); C10G 9/38 (2006.01);
U.S. Cl.
CPC ...
E21B 43/2406 (2013.01); C10G 1/002 (2013.01); C10G 1/047 (2013.01); C10G 9/38 (2013.01); E21B 43/2408 (2013.01); E21B 43/30 (2013.01); C10G 2300/1033 (2013.01); C10G 2300/4037 (2013.01);
Abstract
A process to utilize at least one water lean zone (WLZ) interspersed within a net pay zone in a reservoir and produce bitumen from the reservoir, includes using Steam Assisted Gravity Drainage with Oxygen (SAGDOX) to enhance oil recovery, locating a SAGDOX oxygen injector proximate the WLZ, and removing non-condensable gases.