发明名称 |
Method and equipment for controlling properties of paper |
摘要 |
The invention relates to a method and equipment for controlling properties of paper, in which method the effect of the flow of retention agent (Fra) and the stock flow (Fts) on the basis weight of the paper (BW) is modelled. The fulfilled modelling is used to adjust the basis weight of the paper (BW) by controlling simultaneously the flow of retention agent (Fra) and the stock flow (Fts).
|
申请公布号 |
US6328851(B1) |
申请公布日期 |
2001.12.11 |
申请号 |
US19980193428 |
申请日期 |
1998.11.17 |
申请人 |
METSO PAPER AUTOMATION OY |
发明人 |
HUHTELIN TAISTO;KUUSISTO RISTO;TIAN LIN;RANTALA TIMO;NOKELAINEN JUKKA |
分类号 |
D21F7/06;D21G9/00;D21H23/12;G01N33/34;(IPC1-7):D21F1/06;D21F1/08 |
主分类号 |
D21F7/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|