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. 03, 2011
Filed:
Dec. 04, 2006
Applicants:
Håkan Sjöström, Tampere, FI;
Timo Könönen, Nokia, FI;
Inventors:
Håkan Sjöström, Tampere, FI;
Timo Könönen, Nokia, FI;
Assignee:
Metso Paper, Inc., Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C 7/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A refiner blade comprising a blade surface for defibrating a lignocellulose-containing material, the blade surface comprising blade bars and blade grooves provided therebetween. At least one blade groove provided in the blade surface is formed by removing material from the blade surface by water cutting.