Title:
叩解要素
Document Type and Number:
Japanese Patent JP2007522354
Kind Code:
A
Abstract:
A refining element for use in the refining of fibrous materials is disclosed in which the refining surface includes an inner portion and an outer portion defining a transition region between these two portions, a plurality of bars and grooves in the inner portion of the refining surface, and a plurality of bars and intermediate grooves in the outer portion of the refining surface, the bars in the inner surface having a greater width than those in the outer surface, and the transition region having a varying distance from the inner edge of the refining element across the refining surface.
Inventors:
Bilbing, Nils
Prolinen, Pertei
Holmsten, Lars
Prolinen, Pertei
Holmsten, Lars
Application Number:
JP2006550990A
Publication Date:
August 09, 2007
Filing Date:
January 17, 2005
Export Citation:
Assignee:
Metso Paper Inc.
International Classes:
D21D1/04; B02C7/12; D21D1/30; B02C
Attorney, Agent or Firm:
Yoshio Kawaguchi
Makoto Ono
Chihiro Watanabe
Kenkyo Kanayama
Katsuma Osaki
Mitsuaki Tsubokura
Makoto Ono
Chihiro Watanabe
Kenkyo Kanayama
Katsuma Osaki
Mitsuaki Tsubokura