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:
May. 26, 1987
Filed:
Jul. 22, 1985
Applicant:
Inventors:
Jasbir S Gill, Coraopolis, PA (US);
Richard G Varsanik, Coraopolis, PA (US);
Assignee:
Calgon Corporation, Pittsburgh, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23F / ; C23F / ;
U.S. Cl.
CPC ...
422 14 ; 422 14 ; 422 19 ; 25238953 ; 252391 ; 252394 ; 252395 ;
Abstract
The present invention is directed to a composition and method for inhibiting the corrosion of copper and copper alloy metals in aqueous systems. The composition comprises mercaptobenzothiazole and added ferrous ions in a ratio of 1:1 to 1:10, by weight. The method comprises adding this composition to the aqueous system being treated.
Gill, Jasbir. (1987). Mercaptobenzothiazole and ferrous ion corrosion inhibiting compositions (U.S. Patent No. 4668474). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4668474
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile