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:
Sep. 05, 2023
Filed:
May. 28, 2021
Applicant:
Chemtreat, Inc., Glen Allen, VA (US);
Inventors:
Rajendra Prasad Kalakodimi, Glen Allen, VA (US);
Santanu Banerjee, Glen Allen, VA (US);
Jared Andrew Green, Owasso, OK (US);
Assignee:
ChemTreat, Inc., Glen Allen, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23F 11/18 (2006.01); C23F 11/167 (2006.01); C23F 11/12 (2006.01); C09K 15/06 (2006.01); C09K 15/02 (2006.01);
U.S. Cl.
CPC ...
C09K 15/06 (2013.01); C09K 15/02 (2013.01); C23F 11/124 (2013.01); C23F 11/167 (2013.01); C23F 11/184 (2013.01); C23F 11/185 (2013.01);
Abstract
Methods and compositions for inhibiting corrosion of a corrodible metal surface that contact a nitrogen-containing solution. The method comprises adding a chemical treatment composition to the nitrogen-containing solution that includes an organic filmer and a passivator. The organic filmer may be a hydroxycarboxylic acid. The chemical treatment composition may further include a surface-active compound.