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. 13, 2018
Filed:
Jul. 31, 2014
Applicant:
Maersk Olie Og Gas A/s, Copenhagen K, DK;
Inventor:
Martin Bennetzen, Doha, QA;
Assignee:
MAERSK OLIE OG GAS A/S, Copenhagen K, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/138 (2006.01); E21B 43/20 (2006.01); C09K 8/58 (2006.01); C09K 8/588 (2006.01); E21B 47/06 (2012.01);
U.S. Cl.
CPC ...
E21B 33/138 (2013.01); C09K 8/58 (2013.01); C09K 8/588 (2013.01); E21B 43/20 (2013.01); E21B 47/06 (2013.01); C09K 2208/10 (2013.01);
Abstract
A method of enhancing oil recovery by use of conformance control involves the provision of a plugging material which is designed to be formed within an area of high-permeability in preference to an area of low permeability in order that subsequent water, gas or chemical flooding can enhance oil recovery from the area/region of low permeability.