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.

Date of Patent:
Mar. 22, 2011

Filed:

Jan. 18, 2007
Applicant:

Nicolas Di Cesare, Drummondville, CA;

Inventor:

Nicolas Di Cesare, Drummondville, CA;

Assignee:

Cascades Canada Inc., Kingsey Falls, Quebec, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21F 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method is provided for measuring hydrophobic contaminants distributed in paper pulp suspension. The method comprises: adding a fluorescent dye () to the paper pulp suspension () including fibers and hydrophobic contaminants, the dye () interacting with the hydrophobic contaminants of the paper pulp suspension (); submitting the paper pulp suspension () including the fibers, the hydrophobic contaminants, and the dye () to light characterized by a wavelength exciting the dye () to produce light emission signals; and detecting the light emission signals and evaluating the signals to measure the hydrophobic contaminants.


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Di Cesare, Nicolas. (2011). Method for measuring hydrophobic contaminants in paper pulp (U.S. Patent No. 7909963). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7909963

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