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:
Dec. 01, 2020
Filed:
Jan. 08, 2014
Applicant:
Conocophillips Company, Houston, TX (US);
Inventors:
David A. Brown, Katy, TX (US);
Siluni L. Wickramdthilaka, Katy, TX (US);
Logan A. Warren, Houston, TX (US);
Thomas J. Wheeler, Houston, TX (US);
Pradeep A. Govind, Calgary, CA;
Assignee:
ConocoPhillips Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/24 (2006.01); E21B 43/16 (2006.01); C09K 8/592 (2006.01); C09K 8/94 (2006.01);
U.S. Cl.
CPC ...
E21B 43/2408 (2013.01); C09K 8/592 (2013.01); C09K 8/94 (2013.01); E21B 43/16 (2013.01);
Abstract
Thermal recovery of oils is improved by capturing waste heat from a depleted steam chamber using steam plus foam and an optional gas to carry low quality steam deep into the chamber where the waste heat converts water to steam in situ. Thus, overall steam generation needs and thus costs are reduced.