METHODS AND SYSTEMS FOR PULPING CELLULOSE FROM LIGNOCELLULOSE MATERIALS Russian patent published in 2019 - IPC D21C3/00

Abstract RU 2690562 C2

FIELD: pulp industry.

SUBSTANCE: system and method of producing cellulose from lignocellulosic material after lignocellulosic material undergoes compression (crimping), leaching and removal of extractive substances obtained during compression and leaching, accompanied by chemical addition of substance, fiber formation, cooking (boiling) and additional mechanical cleaning.

EFFECT: disclosed are a system and a method of producing cellulose from lignocellulose material.

17 cl, 4 dwg

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RU 2 690 562 C2

Authors

Luukkonen Antti

Radkhuber Khristian

Dates

2019-06-04—Published

2016-03-11—Filed