Method and apparatus for removing impurities from

专利名称：Method and apparatus for removing

impurities from paper pulp in pulpers

发明人：Vuorinen, Timo申请号：EP90402317.3申请日：19900820公开号：EP0414602B1公开日：19951129

摘要：The pulping space, whereto the paper pulp to be purified is conducted, isprovided with e.g. a rotor unit and a connecting screenplate. According to the method,the pulping space (2) enclosed by a solid jacket (1,3,4) is divided into a primary and asecondary space (5,12) by means of a partition wall construction (13). Both the primaryand the secondary space (5,12) are provided with separate rotor units (6,15) andperforated screenplates (8,16) in connection with said rotor units (5,16). The paper pulpto be purified is conducted into the primary space (5) and a connection between theprimary and secondary spaces (5,12) is arranged within the partition wall construction(13).

申请人：VALMET PAPER MACHINERY INC

地址：FI

国籍：FI

代理机构：Joly, Jean-Jacques

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