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. 29, 1990
Filed:
Apr. 11, 1988
Applicant:
Inventors:
Daniel A Meier, Naperville, IL (US);
Michael J Groshans, Lombard, IL (US);
Assignee:
Nalco Chemical Company, Naperville, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23F / ; C23F / ;
U.S. Cl.
CPC ...
422-9 ; 210698 ; 210699 ; 210749 ; 210753 ; 210754 ; 210756 ; 210764 ; 252391 ; 252397 ; 422-7 ; 422 37 ;
Abstract
A method of inhibiting the corrosion of the metal surfaces of beer pasteurizing units in contact with halogenated water vapor which comprise treating these halogenated waters with at least 1/4 ppm sulfamic acid for each ppm of halogen present in these waters.