Sulzer Pumpen Ag

Sulzer Management Ag

Juha Ottelin

An agitator assembly includes an agitator body, a shaft and a blocking part. The shaft is assembled to the agitator body and extends through a lead-through in the agitator body into the vessel, when assembled for use, and includes a sealing to seal the rotatable shaft. The blocking part arranged at the agitator body and including a shaft opening through which the shaft is arranged to extend, a mating surface to mate with the shaft which, when brought together by axial movement of the blocking part, provides a seal between the blocking part and the shaft, and the mating surface arranged at an axial distance from the sealing in the lead-through, and when brought together by the axial movement of the blocking part, provides a seal between the blocking part and the agitator body, and that the blocking part provides a closed space around the lead-through in the agitator body.

Agitator assembly

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 () or at least feed devices () arranged at its top, are characterized in that the space surrounding the feed device () is washable at the same time as the pulp is fed into the tower by means of washing devices () arranged in connection with the feed devices.

Method and apparatus for filling and cleaning a pulp tower

An arrangement for and a method of treating pulp, and a method of modernizing a pulp tower are disclosed. The arrangement and method relate to treating pulp in connection with high-consistency pulp towers, and especially to means () for diluting pulp arranged substantially at the level of the smallest cross-sectional area between the parting member () and the wall () of the pulp tower ().

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Tarvasjoki, Finland

Juha Ottelin