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:
Jul. 17, 2018
Filed:
Sep. 12, 2017
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Juan M. Garcia, III, Sugar Land, TX (US);
Samuel A. Lordo, Fulshear, TX (US);
Michael L. Braden, Sugar Land, TX (US);
Assignee:
ECOLAB USA INC., St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10G 17/04 (2006.01); C10G 17/09 (2006.01); C10G 33/02 (2006.01); C10G 33/04 (2006.01); C10G 17/02 (2006.01);
U.S. Cl.
CPC ...
C10G 17/04 (2013.01); C10G 17/02 (2013.01); C10G 17/09 (2013.01); C10G 33/02 (2013.01); C10G 33/04 (2013.01); C10G 2300/202 (2013.01); C10G 2300/205 (2013.01); C10G 2300/80 (2013.01); C10G 2300/805 (2013.01);
Abstract
A method of removing metals and amines from crude oil comprising adding an effective metal removing amount of one or more hydroxycarboxylic acids selected from lactic acid and malic acid and salts thereof to said crude oil; adding wash water to said crude oil; mixing said crude oil, acid and wash water to form an emulsion; and resolving said emulsion into an aqueous phase and crude oil having a reduced metals content.