D - Textiles – Paper – 21 – D
Patent
D - Textiles, Paper
21
D
D21D 5/02 (2006.01)
Patent
CA 2590271
A screen and a method for screening pulp. The screen (1) comprises a body (2), a screen cylinder (3) arranged inside the body for screening the pulp, and an accept chamber (13) and an accept aggregate (14) connected with it for removing the accepted pulp fraction from the screen. The accept chamber is arranged between the screening surface of the screen cylinder and the screen body and it is arranged to expand in the radial direction of the screen cylinder outwards from the screen cylinder continuously in the longitudinal direction of the screen cylinder towards the line (C-C) which is parallel to the radius of the screen cylinder and corresponds to the cross-section of the body and on which the accept aggregate is arranged
L~invention concerne un crible et un procédé de criblage de pulpe. Le crible (1) comprend un corps (2), un cylindre de criblage (3) disposé à l~intérieur du corps pour cribler la pulpe, et une chambre d~acceptation (13) et un agrégat récepteur (14) connecté à celle-ci pour enlever la fraction de pulpe acceptée du crible. La chambre d~acceptation est disposée entre la surface de criblage du cylindre de criblage et le corps de crible et elle est disposée pour se dilater dans la direction radiale du cylindre de criblage vers l~extérieur à partir du cylindre de criblage en continu dans la direction longitudinale du cylindre de criblage vers la ligne (C-C) qui est parallèle au rayon du cylindre de criblage et correspond à la section transversale du corps et sur laquelle est disposé l~agrégat récepteur.
Metso Paper Inc.
Ridout & Maybee Llp
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