| 发明名称 |
Determination of metal source in used oil |
| 摘要 |
A tracer metal, which is not present in engine parts subject to wear, is used to ascertain the source of metals in used oil as between lubricating oil additives and other sources, particularly wear of engine parts.
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| 申请公布号 |
US4683070(A) |
申请公布日期 |
1987.07.28 |
| 申请号 |
US19850767744 |
申请日期 |
1985.08.21 |
| 申请人 |
MUNSELL, MONROE W.;FINN, RICHARD F. |
发明人 |
MUNSELL, MONROE W.;FINN, RICHARD F. |
| 分类号 |
C10M177/00;(IPC1-7):C10M135/10;C10M129/26 |
主分类号 |
C10M177/00 |
| 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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