发明公开
EP1321506A2 Lubricating oil composition with a reduced phosphorus content
审中-公开
Schmierölzusammensetzungmit Niedrigem Phosphorgehalt
- 专利标题: Lubricating oil composition with a reduced phosphorus content
- 专利标题(中): Schmierölzusammensetzungmit Niedrigem Phosphorgehalt
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申请号: EP02257527.8申请日: 2002-10-30
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公开(公告)号: EP1321506A2公开(公告)日: 2003-06-25
- 发明人: Hartley, Rolfe John , Waddoups, Malcom
- 申请人: Infineum International Limited
- 申请人地址: P.O. Box 1, Milton Hill Abingdon, Oxfordshire OX13 6BB GB
- 专利权人: Infineum International Limited
- 当前专利权人: Infineum International Limited
- 当前专利权人地址: P.O. Box 1, Milton Hill Abingdon, Oxfordshire OX13 6BB GB
- 代理机构: Mansell, Keith Rodney
- 优先权: US991962 20011126
- 主分类号: C10M141/12
- IPC分类号: C10M141/12 ; C10M169/04
摘要:
Lubricating oil compositions exhibititing improved low temperature valve train wear performance with a lowered phosphorus content, which contain a reduced amount of a metal hydrocarbyl dithiophosphate, a molybdenum compound, a metal-free friction modifier and a phosphorus-free antioxidant.
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