发明名称 Device for determining the grain-size distribution of powdered material
摘要 The invention relates to a device for determining the grain-size distribution of powdered materials, comprising two measuring cells which can be introduced alternately into the beam path of a laser beam.
申请公布号 DE3706502(A1) 申请公布日期 1988.09.08
申请号 DE19873706502 申请日期 1987.02.27
申请人 KRUPP POLYSIUS AG 发明人 VOGELPOHL,FELIX
分类号 G01N15/02;(IPC1-7):G01N15/02;G01N21/84 主分类号 G01N15/02
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