发明名称 |
Treatment of recirculated filtrates in pulp production |
摘要 |
The present invention relates to a method of treating pulp. The method according to the invention is particularly well suited for intensifying the washing of fiber suspensions in the wood processing industry in cases where liquid recycled from later washing stages is used as washing liquid. According to a preferred embodiment of the invention part of the washing liquid to be fed to a washer is separated to form a separate flow, which is divided into a cleaner and a fouler fraction that are returned to appropriate locations of the process. |
申请公布号 |
SE0102387(D0) |
申请公布日期 |
2001.07.04 |
申请号 |
SE20010002387 |
申请日期 |
2001.07.04 |
申请人 |
ANDRITZ-AHLSTROM OY |
发明人 |
OLAVI *PIKKA;JANNE *VEHMAA;PEKKA *TERVOLA |
分类号 |
D21C9/02;D21C11/00;(IPC1-7):D21C/ |
主分类号 |
D21C9/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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