发明授权
- 专利标题： Railway lubricating oil
- 专利标题（中）： 铁路润滑油
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申请号： US934747申请日： 1986-11-25
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公开(公告)号： US4764296A公开(公告)日： 1988-08-16
- 发明人: Steven Kennedy
- 申请人： Steven Kennedy
- 申请人地址： IL Chicago
- 专利权人： Amoco Corporation
- 当前专利权人： Amoco Corporation
- 当前专利权人地址： IL Chicago
- 主分类号： C10M129/76
- IPC分类号： C10M129/76 ; C10M141/04 ; C10M159/22 ; C10M159/24 ; C10M163/00 ; F02B3/06 ; C10M135/10
摘要：
A lubricating oil composition for railway diesel engines is disclosed which comprises a lubricating oil base, an ashless dispersant, a mixture of overbased alkaline earth metal alkylphenolate and alkyl sulfonate compounds, and a polyhydroxy compound of up to 60 carbon atoms or a mixture of a polyhydroxy compound of up to 60 carbon atoms and a chlorinated hydrocarbon.
公开/授权文献
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