Patent ID: 7713383
Filing Date: 2010-05-11
Classification: D21C

Abstract:
1. An arrangement for the feed of a chips suspension from a vessel to a subsequent digester in a continuous cooking process for the production of chemical cellulose pulp, comprising: a vessel arranged essentially vertically, the vessel having an inlet defined therein for a feed in of chips and having an outlet defined therein for a feed out of chips; an outlet line connected to the outlet, in order to transport a chips suspension to a subsequent digester by means of placing the chips suspension under pressure with a pressure device in operative engagement with the outlet line, the vessel having a diameter D at least a part of the outlet before the pressure device being perforated with strainer holes or slits; and a fraction of fluid in the chips suspension being adapted to be withdrawn from the strainer holes or slits in the outlet before a remaining chips suspension is being placed under pressure by means of the pressure device and sent to the subsequent digester in operative engagement with the outlet line.