METHOD OF CELLULOSE PRODUCTION Russian patent published in 1997 - IPC

Abstract RU 2079591 C1

FIELD: production of cellulose. SUBSTANCE: after loading and compaction of raw material, fed into digester is heated compressed air and its pressure is raised up to working value. Then, introduced into digester is digestion liquor heated to working temperature. EFFECT: higher efficiency. 3 cl, 1 dwg

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RU 2 079 591 C1

Authors

Nizhegorodtsev V.I.

Nizhegorodtseva S.V.

Nizhegorodtseva T.V.

Dates

1997-05-20—Published

1993-01-18—Filed