Method and plant for separating soap from black liquor

Details Method and plant for separating soap from black liquor Method and plant for separating soap from black liquor

D - Textiles, Paper

21

C

D21C 11/00 (2006.01) C11D 15/00 (2006.01)

Patent

CA 2253856

The present invention relates to a method and apparatus for intensifying an alkaline pulping process in which a soap-containing fraction is separated from black liquor and treated further in order to separate fibers from the fraction prior to further treatment of the soap-containing fraction by evaporation or by cooking it to form tall oil.

Cette invention se rapporte à un procédé et à un appareil pour intensifier la désintégration de la pâte à papier par un procédé alcalin, dans lequel une fraction contenant du savon est séparée de la liqueur noire et soumise à un traitement ultérieur, pour produire une séparation des fibres de cette fraction, avant que l'on traite cette fraction contenant du savon en effectuant son évaporation ou en la cuisant, pour former du tall-oil.

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