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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.:

US 9518231 B1

PDFFull Text
Expired
Date of Patent:
Dec. 13, 2016

Filed:

Jul. 23, 2014

Demulsifying and dehydrating formulations for heavy crude oils based on block copolymers bifunctionalized with amines

Applicant:

Instituto Mexicano Del Petroleo, Mexico City, MX;

Inventors:

Gabriel Cendejas Santana, Mexico City, MX;

Eugenio Alejandro Flores Oropeza, Mexico City, MX;

Laura Veronica Castro Sotelo, Mexico City, MX;

Aristeo Estrada Buendia, Mexico City, MX;

Marcelo Lozada y Cassou, Mexico City, MX;

Flavio Salvador Vazquez Moreno, Mexico City, MX;

Assignee:

INSTITUTO MEXICANO DEL PETROLEO, Mexico City, MX;

Attorney:

Dickinson Wright PLLC

Primary Examiner:

Daniel S Metzmaier

Int. Cl.
CPC ...
C07C 213/00 (2006.01); C07D 295/00 (2006.01); C10G 33/04 (2006.01); C08G 65/333 (2006.01); C08L 71/02 (2006.01); C08G 65/26 (2006.01); B01D 17/05 (2006.01);
U.S. Cl.
CPC ...
C10G 33/04 (2013.01); C08G 65/263 (2013.01); C08G 65/2624 (2013.01); C08G 65/2627 (2013.01); C08G 65/33306 (2013.01); C08G 65/33317 (2013.01); C08L 71/02 (2013.01); C08G 2650/50 (2013.01); C08G 2650/58 (2013.01);
Abstract

The present invention relates to demulsifying and dehydrating formulations of heavy crude oil based block copolymers amine bifunctionalized with low polydispersities. These formulations can contain solvents whose boiling point is in the range from 35 to 200° C., preferably: dichloromethane, chloroform, toluene, xylenes, turbosine, naphtha or mixtures thereof.

Find Patent Forward Citations

Cendejas Santana, Gabriel. (2016). Demulsifying and dehydrating formulations for heavy crude oils based on block copolymers bifunctionalized with amines (U.S. Patent No. 9518231). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9518231

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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