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1.Device for measuring the quantities of solids contained in flowing mediae 失效
标题翻译: 用于测量流动介质中所含固体量的装置公开(公告)号:US2984105A
公开(公告)日:1961-05-16
申请号:US57569156
申请日:1956-01-24
申请人: ROLAND NAGEL , WALTER BARTH , WAVEREN KLAAS VAN
发明人: ROLAND NAGEL , WALTER BARTH , WAVEREN KLAAS VAN
IPC分类号: G01N15/06
CPC分类号: G01N15/06