B - Operations – Transporting – 03 – B
Patent
B - Operations, Transporting
03
B
209/10
B03B 7/00 (2006.01) B01D 29/11 (2006.01) B07B 1/18 (2006.01) B07B 1/24 (2006.01) D21D 5/02 (2006.01)
Patent
CA 1335191
A screen for fibre pulp is provided with means for removal of light reject. The screening apparatus comprises a vertical cylindrical screen (2); and a rotor (3) which is concentrically disposed inside the screen and the substantially closed outer surface (9) of which together with the inner surface (10) of the screen defines a screen- ing zone (11) for the pulp. A duct (19) is provided inside the rotor (3) the upper end of the duct being disposed adjacent to the inner surface (21) of the closed upper end (12) of the rotor (3). The duct (19) is provided with valve means (32) for regulating the discharge of the light rejects and further provided with branch pipe (30) for introducing dilution liquid to the duct (19) and further to the rotor inner space. There are valve means (31) arranged in connection with the branch pipe (30) for regulating the dilution liquid flow to the duct (19).
594419
Ahlstrom Machinery Oy
Gowling Lafleur Henderson Llp
LandOfFree
Screening method and apparatus for light reject removal does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Screening method and apparatus for light reject removal, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Screening method and apparatus for light reject removal will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1312400