发明名称 Process for cleaning of a dispersion of dispersed particles
摘要 This invention pertains to a method for removing small impurity particles and dissolved substances from an aqueous dispersion or pulp slurry. The invention in particular pertains to a method for deinking of newsprint. In its most general aspect the invention relates to removing of dissolved substances, preferably organic substances and small impurity particles from an aqueous dispersion.
申请公布号 US4043908(A) 申请公布日期 1977.08.23
申请号 US19760666104 申请日期 1976.03.11
申请人 KEMANORD AKTIEBOLAG 发明人 ROBERTS, KELVIN;STENQVIST, BARBRO MARGARETA
分类号 B01D21/01;C02F1/52;D21C5/02;(IPC1-7):C02B1/20 主分类号 B01D21/01
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