专利检索 ap:("ANDRITZ OY") AND inv:"Viridiane Vianna" 第 1 页

1.

发明授权
Method of feeding wood chips to a prehydrolysis reactor 有权

公开(公告)号：US11993895B2

公开(公告)日：2024-05-28

申请号：US17282451

申请日：2019-10-02

申请人： ANDRITZ OY

发明人： Marco Andrade , Ronny Geiger , Vesa Kaipainen , Auvo Kettunen , Petri Tarjavuori , Viridiane Vianna

IPC分类号： D21C1/06 , D21C3/24 , D21C3/26 , D21C7/06

CPC分类号： D21C1/06 , D21C3/24 , D21C3/26 , D21C7/06

摘要： A method for feeding a slurry of chips and liquid to a prehydrolysis reactor in the production of dissolving pulp. The slurry is pumped by using at least one pump to the reactor, and alkali is fed into the at least one pump 5 for adjusting the pH of the slurry to a range of 7-10.