DEVICE FOR WASHING WOOL PULP FIBER, PRESSURIZED DYNAMIC PULP WASHER AND PROCESS AND APPLIANCE FOR WASHING CELLULUS PULP FIBERS

摘要

A pressurized dynamic pulp washer in which stock is driven along a stationary wash wire and pulses are generated in the stock to urge liquid through openings in the wash wire. Wash liquid is introduced countercurrent to the flow of stock, and localized mixing and reslurrying occurs.