Method and apparatus for filling and cleaning a pulp tower
AssigneeSulzer Pumpen AG
InventorJuha Ottelin
Life of this patent
Estimating the term…
Abstract
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.
Claims17
A method for filling and cleaning a pulp tower, comprising:
- providing the pulp tower, the pulp tower comprising a rotatable feed device disposed at a top of the pulp tower, and a washing apparatus provided in connection with the feed device, the washing apparatus comprising washing nozzles configured to supply a washing liquid;
- feeding pulp into the pulp tower through the top of the pulp tower, or through the feed device;
- and
- washing a space surrounding the feed device, while the pulp is fed into the tower.
A method for filling and cleaning a pulp tower, the pulp tower comprising a cover, a rotatable feed device, and a washing apparatus, the method comprising:
- feeding pulp into the pulp tower through the cover, or through the feed device;
- and
- supplying a washing liquid via the washing apparatus to thereby wash a space surrounding the feed device, during the feeding of the pulp.
Dependencies are inferred from the claim text.