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. 17, 2017
Filed:
Dec. 10, 2013
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Naoko Akiya, Missouri City, TX (US);
Felipe A. Donate, Midland, MI (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G 1/04 (2006.01); E21B 43/24 (2006.01); C08L 95/00 (2006.01);
U.S. Cl.
CPC ...
C10G 1/04 (2013.01); C10G 1/047 (2013.01); E21B 43/24 (2013.01); C08L 95/00 (2013.01);
Abstract
The present invention relates to an improved bitumen recovery process from oil sands. The oil sands may be surface mined and transported to a treatment area or may be treated directly by means of an in situ process of oil sand deposits that are located too deep for strip mining. Specifically, the present invention involves the step of treating oil sands with a glycol ether amine described by the following structure: R—(OCH)—NHor R—(OCHCH(CH))— NHwherein R is a Cto Calkyl group or a phenyl group and x and y independently are 1 to 3.