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. 07, 2019
Filed:
Oct. 25, 2017
Applicant:
International Paper Company, Memphis, TN (US);
Inventor:
Gopal Goyal, Mason, OH (US);
Assignee:
INTERNATIONAL PAPER COMPANY, Memphis, TN (US);
Primary Examiner:
Int. Cl.
CPC ...
D21C 3/12 (2006.01); D21C 9/10 (2006.01); D21C 9/14 (2006.01); D21C 9/16 (2006.01); D21H 19/38 (2006.01); D21H 19/40 (2006.01); D21H 19/48 (2006.01); D21H 21/14 (2006.01); D21C 3/06 (2006.01); D21C 9/00 (2006.01); D21H 11/06 (2006.01);
U.S. Cl.
CPC ...
D21C 3/12 (2013.01); D21C 3/06 (2013.01); D21C 9/007 (2013.01); D21C 9/10 (2013.01); D21C 9/1057 (2013.01); D21C 9/14 (2013.01); D21C 9/163 (2013.01); D21H 11/06 (2013.01); D21H 19/385 (2013.01); D21H 19/40 (2013.01); D21H 19/48 (2013.01); D21H 21/14 (2013.01);
Abstract
Processes for pulping raw pulp material, such as wood chips, to provide pulp fibers having increased bulk, as well as bleaching the resulting pulp fibers to provide bleached pulp fibers having increased bulk. These pulp fibers and bleached pulp fibers may be incorporated into or used various products, such as multi-ply coated paperboards, fluff pulp, etc.