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:
Dec. 03, 2002
Filed:
Mar. 15, 1999
Applicant:
Inventor:
George Richard Meyer, Missouri City, TX (US);
Assignee:
Ondeo Nalco Energy Services, L.P., Sugar Land, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23F 1/114 ; C07D / ;
U.S. Cl.
CPC ...
C23F 1/114 ; C07D / ;
Abstract
The present invention relates to a process for making and a method for using a corrosion inhibitor composition to reduce the corrosion rate of a metal by a fluid containing a corrosion agent. The corrosion inhibitor composition comprises at least a quaternized compound having a substituted diethylamino moiety. Examples of the quaternized compound having a substituted diethylamino moiety are quaternized diacrylamino imidazolines.