Patent ID: 6210455
Filing Date: 2001-04-03
Classification: B01D,D21C,Y10S

Abstract:
An evaporation apparatus for evaporation of liquids from pulp cooking, comprising:a vertical cylinder having an inlet opening defined therein for receiving steam and evaporated liquid, the vertical cylinder having a lower part, the vertical cylinder being adapted to generate a downward flow of evaporated liquid and driven-off steam;an outlet opening defined in the lower part for receiving driven-off steam disposed in the lower part;a plurality of evaporation surfaces disposed in the vertical cyinder; anda skirt disposed below the evaporation surfaces, the skirt being cylindrical and having a cross-sectional diameter that is smaller than a cross-sectional diameter of the lower part, the skirt surrounding the evaporated liquid and driven-off steam, the skirt having an open bottom and a skirt opening defined in a portion of the skirt that faces away from the outlet opening, the skirt opening being defined by an obliquely cut downward edge.