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. 08, 1987
Filed:
Mar. 20, 1985
Applicant:
Inventors:
Brian Greaves, Runcorn, GB;
Stuart J Grenside, Gateacre, GB;
Assignee:
Dearborn Chemicals Limited, Widnes, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23F / ; C23F / ;
U.S. Cl.
CPC ...
422 16 ; 2523892 ; 2523895 ; 252390 ; 422 14 ;
Abstract
A method for inhibiting corrosion in an aqueous system which comprises adding to the system a corrosion inhibiting salt capable of forming a passivating film at the anode, and a substantially linear cationic polymer, is especially useful in cooling water systems and their associated equipment.