Title:
BATCH PROCESS FOR PREPARING KRAFT PULP
Document Type and Number:
Japanese Patent JP3513619
Kind Code:
B2
Abstract:
PURPOSE: To satisfactorily and easily start a batch digester.
CONSTITUTION: A first portion of washing liquid is supplied to the digester in order to displace a first portion of the spent cooking liquor having a temperature and dry solids content which substantially corresponds to the temperature and dry solids content of the spent cooking liquor at the end of the batch digestion, a second portion of washing liquid is supplied to the digester in order to displace a second portion of the spent cooking liquor having a temperature and dry solids content substantially lower than that of the spent cooking liquor in the digester.
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Inventors:
Hiljanen, Seppo T.
Tikka, Panu O.
Tikka, Panu O.
Application Number:
JP19491292A
Publication Date:
March 31, 2004
Filing Date:
June 29, 1992
Export Citation:
Assignee:
SUNDS DEFIBRATOR PORI OY
International Classes:
D21C3/22; D21C3/02; D21C3/26; D21C9/02; D21C11/00; (IPC1-7): D21C3/02
Attorney, Agent or Firm:
萼 経夫 （外１名）
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