Featured patents

Method and Arrangement for Adding Treatment Liquors to Cellulose Material in a Down Flow Vessel
US 08852395 B2, Oct. 7, 2014, Fredrik Wilgotson et al. / Valmet AB (Sundsvall, SE)
A method for adding a treatment liquid to comminuted cellulose material during…

Method and System for Impregnating Chips
US 08795468 B2, Aug. 5, 2014, Jonas Saetherasen et al. / Valmet AB (Sundsvall, SE)
A method for the impregnation of chips during the manufacture of chemical pulp,…

Method of Producing Cellulose Pulp
US 08758555 B2, June 24, 2014, Kari Kovasin et al. / Metsa Fibre Oy (Metsa, FI)
A method of defibring lignocellulose-bearing raw material using…

Patentorg has 3 documents under Recirculation (Includes Separation From Fibers) Patents.

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