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发明授权
US3729961A Apparatus for the washing of preferably cellulosic pulp 失效
用于洗涤优选纤维素浆的装置

  • 专利标题： Apparatus for the washing of preferably cellulosic pulp
  • 专利标题（中）： 用于洗涤优选纤维素浆的装置
  • 申请号： US3729961D
    申请日： 1971-03-17
  • 公开(公告)号： US3729961A
    公开(公告)日： 1973-05-01
  • 发明人: LEFFLER N
  • 申请人： SUNDS AB
  • 专利权人： Sunds Ab
  • 当前专利权人： Sunds Ab
  • 优先权： SE518367 1967-04-13
  • 主分类号： D21C9/02
  • IPC分类号： D21C9/02 ;  D21C7/00
Apparatus for the washing of preferably cellulosic pulp
摘要：
Apparatus for washing a suspension of a fibrous material as it passes through a container in which a washing liquid is passed from a supply chamber having a perforate wall into and through the suspension and then into a collecting chamber. Means are provided for interrupting the influx of washing liquid into the collecting chamber at suitable intervals by pressure variations in the liquid.
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