发明授权
- 专利标题: Railway diesel crankcase lubricant
- 专利标题(中): 铁路柴油曲轴箱润滑剂
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申请号: US833696申请日: 1986-02-27
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公开(公告)号: US4676917A公开(公告)日: 1987-06-30
- 发明人: Rodney L. Sung , Benjamin H. Zoleski , Ronald L. O'Rourke
- 申请人: Rodney L. Sung , Benjamin H. Zoleski , Ronald L. O'Rourke
- 申请人地址: NY White Plains
- 专利权人: Texaco Inc.
- 当前专利权人: Texaco Inc.
- 当前专利权人地址: NY White Plains
- 主分类号: C10M133/08
- IPC分类号: C10M133/08 ; C10M163/00 ; C10M129/00 ; C10M133/00
摘要:
A crankcase lubricating oil composition for railway diesel engines, containing a mineral lubricating oil, an overbased calcium alkylphenolate and an alkyaryl sulfonate oxidation and corrosion inhibiting amount of a reaction product of polyoxyisopropylene diamine, dibasic acid anhydride and polyalkylene polyamine.
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