专利名称：Lubricating oil compositions发明人：Kazuhiro Yagishita申请号：US11058636申请日：20050215
公开号：US20050143266A1公开日：20050630
摘要：A lubricating oil composition is disclosed which comprises a lubricating base oil,(A) at least one type of compound selected from specific phosphoric acid esters and saltsthereof or in combination with (B) at least one type of compound selected from specificmetal salts of specific phosphoric acid esters, with excellent oxidation stability, basenumber retention properties, anti-wear properties, extreme pressure properties andanti-corrosion properties and thus can be suitably used, in particular, as a lubricating oilfor an internal combustion engine.
申请人：Kazuhiro Yagishita
地址：Yokohama-shi JP
国籍：JP
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