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US 4,304,050 AGranted
Method for drying chemical or semichemical wood pulp
AssigneeBorregaard Industries Limited
InventorsBirger Morud, Leiv Lunde, Ketil Hasvold
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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.
Claims6
A method for drying chemical and semi-chemical pulp, especially short-fibred sulphate and sulphite pulp, to obtain a pulp having a low content of fiber nodules, comprising:
- (a) drying the pulp in a first drying step;
- (b) reslushing the pulp in water;
- (c) dewatering the pulp;
- and
- (d) flash-drying the pulp in a second drying step.
2 more elements
Dependencies are inferred from the claim text.