Method for drying chemical or semichemical wood pulp

Details Method for drying chemical or semichemical wood pulp Method for drying chemical or semichemical wood pulp

1979-07-31

1981-12-08

Camby, John J.

Drying and gas or vapor contact with solids

Apparatus

With means to treat gas or vapor

34 15, 34 16, 34 17, 34 18, F26B 700, F26B 504

Patent

active

043040500

ABSTRACT:
The present invention provides a method for drying chemical and semi-chemical pulp, especially short-fibred sulphate and sulphite pulp, for obtaining a pulp having a low content of fibre nodules, characterized in that said pulp is dried in a first drying step, whereafter said pulp is reslushed in water, if desired bleached, then dewatered and flash dried in a second step.

REFERENCES:
patent: 1975708 (1934-10-01), Bleibler
patent: 2974420 (1961-03-01), Kearton et al.
patent: 4055903 (1977-11-01), Hansen et al.

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