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:
Jun. 10, 2003
Filed:
Apr. 05, 2001
Applicant:
Inventors:
Neal Franks, Raleigh, NC (US);
Kelly Page, Bailey, NC (US);
Assignee:
Novozymes A/S, Bagsvaerd, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 1/120 ; D21H 2/502 ;
U.S. Cl.
CPC ...
D21H 1/120 ; D21H 2/502 ;
Abstract
In the production of pulp and paper from starch-containing paper, the deinking effect can be improved by including treatment with both a starch-degrading enzyme and a pectate lyase. The process comprises enzyme treatment during or after disintegration of the paper to produce pulp, followed by separation of ink particles.