A method and apparatus for filling and cleaning a pulp tower

Details A method and apparatus for filling and cleaning a pulp tower A method and apparatus for filling and cleaning a pulp tower

D - Textiles, Paper

21

C

D21C 7/06 (2006.01) D21D 5/28 (2006.01)

Patent

CA 2662731

The present invention relates to a method and apparatus for filling and cleaning a pulp tower. The invention is most suitable for filling and cleaning high- consistency pulp towers, bleaching towers, storage tanks and similar towers containing fiber suspensions, of the wood-processing industry. The apparatus and method according to the invention for filling and cleaning a pulp tower, in which method pulp is fed into the pulp tower either through its cover (10) or at least feed devices (24) arranged at its top, are characterized in that the space surrounding the feed device (24) is washable at the same time as the pulp is fed into the tower by means of washing devices (28, 30, 32) arranged in connection with the feed devices.

La présente invention concerne un procédé et appareil permettant le remplissage et le nettoyage d'une tour de pâte à papier. L'invention est très appropriée pour remplir et nettoyer des tours de pâte à papier à concentration très élevée, de tours de blanchiment, de réservoirs de stockage et de tours analogues contenant des suspensions de fibres, de l'industrie de transformation du bois. L'appareil et le procédé de remplissage et de nettoyage d'une tour de pâte à papier selon l'invention, qui consistent à alimenter de la pâte à papier dans une tour de pâte à papier soit à travers son couvercle (10) soit à travers au moins des dispositifs d'alimentation (24) disposés dans sa partie haute, sont caractérisés en ce que l'espace entourant le dispositif d'alimentation (24) est apte à être nettoyé simultanément au fur et à mesure de l'alimentation de la pâte à papier dans la tour au moyen de dispositifs de lavage (28, 30, 32)disposés en raccordement avec les dispositifs d'alimentation.

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