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:
Nov. 29, 2011
Filed:
Jun. 26, 2006
Methods for inhibiting corrosion in brazed metal surfaces and coolants and additives for use therein
Applicants:
BO Yang, Ridgefield, CT (US);
Peter M. Woyciesjes, Woodbury, CT (US);
Aleksei V. Gershun, Southbury, CT (US);
Filipe J. Marinho, Danbury, CT (US);
Inventors:
Bo Yang, Ridgefield, CT (US);
Peter M. Woyciesjes, Woodbury, CT (US);
Aleksei V. Gershun, Southbury, CT (US);
Filipe J. Marinho, Danbury, CT (US);
Assignee:
Prestone Products Corporation, Danbury, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 5/00 (2006.01); A62D 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are coolants comprising brazed metal corrosion inhibitors. In one embodiment, the disclosed brazed metal corrosion inhibitor will comprise a polycarboxylic acid functional compound having the structure: