发明名称 |
A PROCESS FOR REMOVING CONTAMINANTS FROM WASTE PAPER |
摘要 |
<p>The invention relates to a process for removing contaminants from waste paper comprising a) leading an inert gas through an aqueous pulp, which pulp comprises waste paper fibers and contaminants, to produce a foam comprising at least part of the contaminants, which foam forms a layer on top of the pulp, and b) removing foam. The invention further relates to a device suitable for carrying out said process.</p> |
申请公布号 |
WO9949127(A1) |
申请公布日期 |
1999.09.30 |
申请号 |
WO1999NL00163 |
申请日期 |
1999.03.24 |
申请人 |
NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK TNO;CATSBURG, ROBERT, WILLIAM |
发明人 |
CATSBURG, ROBERT, WILLIAM |
分类号 |
B03D1/14;D21B1/32;D21C5/02;(IPC1-7):D21C5/02 |
主分类号 |
B03D1/14 |
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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