发明名称 |
Menetelmä täyteaineen lisäämiseksi selluloosakuitup |
摘要 |
The invention relates to a procedure for adding a filler into a pulp based on cellulose fibres, in which the pulp is fluidized and the filler is added into it. Preferably the pulp is stirred in the fluidized state while the filler is being added. The pulp is preferably at a medium consistency when the filler is being added. Preferably the filler added into the pulp is calcium hydroxide and the calcium carbonate is precipitated with carbon dioxide.
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申请公布号 |
FI960774(A) |
申请公布日期 |
1997.08.21 |
申请号 |
FI19960000774 |
申请日期 |
1996.02.20 |
申请人 |
METSAE-SERLA OY |
发明人 |
SILENIUS, PETRI;LESKELAE, MARKKU;GULLICHSEN, JOHAN;HALINEN, ESA |
分类号 |
D21H11/16;D21C9/00;D21H17/28;D21H17/65;D21H17/67;D21H17/70;D21H23/14;(IPC1-7):D21H17/70 |
主分类号 |
D21H11/16 |
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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