发明名称 Förfarande för behandling av massa
摘要 The present invention relates to a method for the processing of pulp by acid delignification. The invention is particularly suited to chemical pulp processing in a process in which the screen room is ideally located with a view to reducing the reject quantity and reprocessing of the reject. The method according to the invention is characterised in that the coarse reject from the screen room 28 is led to the front of the main line acid stage 22 without processing it outside the main line. <IMAGE>
申请公布号 SE9600923(L) 申请公布日期 1996.09.09
申请号 SE19960000923 申请日期 1996.03.08
申请人 AHLSTROEM OY 发明人 LAINE ANTERO;PIKKA OLAVI
分类号 D21C;D21C9/00;D21C9/147;(IPC1-7):D21C9/00 主分类号 D21C
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