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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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