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. 20, 2014
Filed:
Jul. 27, 2012
Applicants:
Xiaojin Harry LI, Palatine, IL (US);
Paul F. Richardson, Pittsburgh, PA (US);
Sergey M. Shevchenko, Aurora, IL (US);
Inventors:
Xiaojin Harry Li, Palatine, IL (US);
Paul F. Richardson, Pittsburgh, PA (US);
Sergey M. Shevchenko, Aurora, IL (US);
Assignee:
Ecolab USA Inc., Naperville, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 21/02 (2006.01); D21H 17/53 (2006.01); D21H 23/00 (2006.01); D21H 23/04 (2006.01); C08G 65/00 (2006.01); C08G 65/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
Described herein are methods of reducing the deposition of organic contaminants, such as pitch and stickies, in papermaking processes.