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:
May. 17, 2016
Filed:
Sep. 20, 2012
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Aaron W. Sanders, Missouri City, TX (US);
Sayeed Abbas, Pearland, TX (US);
Shawn Maynard, Angleton, TX (US);
Matthew Miller, Lake Jackson, TX (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/584 (2006.01); C09K 8/594 (2006.01); E21B 43/16 (2006.01); C08G 65/26 (2006.01);
U.S. Cl.
CPC ...
C09K 8/584 (2013.01); C08G 65/2609 (2013.01); C08G 65/2663 (2013.01); C09K 8/594 (2013.01); E21B 43/166 (2013.01);
Abstract
The present disclosure provides methods of using a nonionic surfactant for enhanced oil recovery, where the nonionic surfactant is prepared with a double metal cyanide catalyst. The present disclosure also provides for an emulsion that includes carbon dioxide, a diluent and the nonionic surfactant.