发明名称 Ethylene oxide conc measurement - using infrared gas analyser
摘要 An infra-red gas analyser for continuously measuring the concn. of gaseous ethylene oxide, comprising rotating plates, filter cells, a comparator cell, a measurement cell and a receiver, is constructed with the rotating plate of LiF, the filter window of CaF2, the filter cell filled with NH3 and the receiver filled with N2O.
申请公布号 DE2039538(A1) 申请公布日期 1972.02.17
申请号 DE19702039538 申请日期 1970.08.08
申请人 HARTMANN & BRAUN AG 发明人 STEPPUHN,ALBRECHT,DR.;DOMIN,HERBERT
分类号 G01N21/37;(IPC1-7):G01N21/34 主分类号 G01N21/37
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