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:
Aug. 25, 2015
Filed:
Sep. 27, 2013
Applicant:
Andritz Inc., Glens Falls, NY (US);
Inventor:
Eric Xu, Fairborn, OH (US);
Assignee:
Andritz Inc., Glen Falls, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21B 1/02 (2006.01); D21B 1/16 (2006.01); D21C 3/26 (2006.01); D21B 1/12 (2006.01); D21C 1/02 (2006.01); D21C 3/02 (2006.01); D21C 9/10 (2006.01); D21C 9/16 (2006.01); D21D 1/20 (2006.01);
U.S. Cl.
CPC ...
D21C 3/26 (2013.01); D21B 1/021 (2013.01); D21B 1/12 (2013.01); D21B 1/16 (2013.01); D21C 1/02 (2013.01); D21C 3/02 (2013.01); D21C 9/1042 (2013.01); D21C 9/163 (2013.01); D21D 1/20 (2013.01);
Abstract
The present disclosure relates to a system and process in which pulp is produced using a chemical mechanical pulping process, during which lignocellulosic material undergoes fiberization without chemical impregnation. Chemical treatment of the lignocellulosic material is performed during or after fiberization of the material to become fiber bundles.