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. 09, 1995
Filed:
Jan. 18, 1994
Applicant:
Inventors:
Ananthasubra Sivakumar, Naperville, IL (US);
Jitendra Shah, Naperville, IL (US);
Narasimha M Rao, Naperville, IL (US);
Scott S Budd, Aurora, IL (US);
Assignee:
Nalco Chemical Company, Naperville, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210708 ; 210709 ; 210734 ; 210735 ; 210736 ; 210745 ; 210917 ; 210928 ; 436 56 ;
Abstract
A method for optimizing the dosage of a polyelectrolyte treating agent in a water treatment process using a fluorescent material having the opposite electrical charge as a polyelectrolyte treating agent used to treat water in a water treatment process.