发明名称 PROCESS FOR DETERMINING THE POLARITY OF A CRUDE OIL
摘要 A process for determining the polarity of a crude oil or heavy fraction thereof in which the retention times are measured when a series of substances is contacted with a chromatographic column of crude oil, the retention times are measured when these substances are contacted with a chromatographic column of a second substance usually non-polar and the relative polarity of the oil determined from the times measured.
申请公布号 GB2207246(B) 申请公布日期 1991.03.13
申请号 GB19880017267 申请日期 1988.07.20
申请人 * PETROLEO BRASILEIRO S A PETROBRAS 发明人 INAI MARTINS RIBEIRO DE ANDRADE * BRUNING
分类号 G01N30/46;G01N30/88;G01N30/89;G01N33/28 主分类号 G01N30/46
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