发明名称 |
Oxidation and corrosion inhibiting additives for railway diesel crankcase lubricants |
摘要 |
A railway diesel 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 alpha-hydroxy omega hydroxy-poly (oxyethylene) poly (oxypropylene) poly (oxyethylene) block copolymer, dibasic acid anhydride and N-alkyl alkylene diamine.
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申请公布号 |
US4720350(A) |
申请公布日期 |
1988.01.19 |
申请号 |
US19860851617 |
申请日期 |
1986.04.14 |
申请人 |
TEXACO INC. |
发明人 |
ZOLESKI, BENJAMIN H.;SUNG, RODNEY L.;O'ROURKE, RONALD L. |
分类号 |
C10M133/04;C10M159/12;C10M163/00;F02B3/06;(IPC1-7):C10M129/00 |
主分类号 |
C10M133/04 |
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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