发明名称 METHOD AND DEVICE FOR LOADING A FIBROUS STOCK SUSPENSION
摘要 The present invention relates to a method and a device for loading a fibrous stock suspension including a plurality of cellulose fibers with calcium carbonate. The method includes adding calcium hydroxide in liquid or dry form and/or calcium oxide into the fibrous stock suspension, adding carbon dioxide into the fibrous stock suspension, and precipitating calcium carbonate from calcium hydroxide through carbon dioxide in a pressurized vessel.
申请公布号 US2007151681(A1) 申请公布日期 2007.07.05
申请号 US20070677832 申请日期 2007.02.22
申请人 DOELLE KLAUS 发明人 DOELLE KLAUS
分类号 D21H23/16;D21H17/70 主分类号 D21H23/16
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