| 发明名称 |
An engine oil deterioration preventing agent and device |
| 摘要 |
<p>According to the present invention, there is provided an engine oil deterioration preventing agent comprising, an addition agent for preventing a deterioration of an engine oil, and a housing body for housing the addition agent therein to discharge the addition agent to the engine oil when the engine oil is deteriorated.</p> |
| 申请公布号 |
EP0889115(A2) |
申请公布日期 |
1999.01.07 |
| 申请号 |
EP19980112278 |
申请日期 |
1998.07.02 |
| 申请人 |
TOYOTA JIDOSHA KABUSHIKI KAISHA |
发明人 |
KAGEYAMA, YUJI;TAKAHASHI, AKIHIRO;KINUGASA, YUKIO |
| 分类号 |
C10M175/00;(IPC1-7):C10M175/00 |
主分类号 |
C10M175/00 |
| 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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