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. 30, 1995
Filed:
Feb. 22, 1994
Applicant:
Inventors:
Martin R Godfrey, Elburn, IL (US);
David P Workman, Naperville, IL (US);
Assignee:
Nalco Chemical Company, Naperville, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210745 ; 210749 ; 210750 ; 210757 ; 25218828 ; 422 11 ; 422 16 ; 436111 ;
Abstract
The present invention provides methods for treating industrial water systems. Pursuant to the method, the industrial water systems are treated with an effective amount of a hindered amine. In further embodiments, the hindered amine also acts as a steam tracer.