发明名称 METHOD FOR LOADING A FIBROUS STOCK SUSPENSION AND ARRANGEMENT TO IMPLEMENT THE METHOD.
摘要 Method for loading a fibrous stock suspension which contains cellulose fibers with calcium carbonate, comprising the following process steps: Adding calcium hydroxide in liquid or dry form, or calcium oxide into the fibrous stock suspension, Adding of gaseous carbon dioxide into the fibrous stock suspension, Precipitation of calcium carbonate through the carbon dioxide and Refining of the fibrous stock suspension during the loading process and washing of the fibrous stock suspension after the crystallizing process and/or the refining process and/or during the refining process and/or after the refining process.
申请公布号 US2007068640(A1) 申请公布日期 2007.03.29
申请号 US20040577511 申请日期 2004.09.28
申请人 PFALZER LOTHAR;DOLLE KLAUS 发明人 PFALZER LOTHAR;DOLLE KLAUS
分类号 D21H17/70;D21H17/67 主分类号 D21H17/70
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