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:
Jul. 09, 2013
Filed:
Sep. 23, 2011
Applicants:
Rodney H. Banks, Aurora, IL (US);
Zhiyi Zhang, Naperville, IL (US);
James L. Thomas, Heber Springs, AR (US);
Inventors:
Rodney H. Banks, Aurora, IL (US);
Zhiyi Zhang, Naperville, IL (US);
James L. Thomas, Heber Springs, AR (US);
Assignee:
Nalco Company, Naperville, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21F 7/06 (2006.01); D21F 11/00 (2006.01); G01N 21/64 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus for and method of monitoring and optionally controlling the addition of one or more surface additives to a papermaking process via fluorometric means is disclosed.