Device and method withdrawing cellulose pulp from a container

Device for admixing a processing agent into a pulp suspension

Device for mixing of a fluid into a pulp-suspension

Device for treating deformable particles with the counterflowing

Digester for cooking pulp having staggered circular screens for

Digester for cooking pulp having staggered screens

Digester having plural screens and means for controlling the liq

Digester having plural screens with means for controlling liquid

Digester having screening arrangement for isothermal cooking of

Digester strainer locking assembly

Digester system for delivering wood chips in an even layer into

Digester system for delivering wood chips in an even layer into

Digester temperature distribution control system

Digester wash extraction by individual screen flow control

Discharge from pulping vessels without the aid of mechanical agi

Dispersion apparatus for the preparation of waste paper

Displacement heating in continuous digesters