| 发明名称 |
SYSTEM LUBRICATING OIL COMPOSITION FOR CROSSHEAD TYPE DIESEL ENGINE |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a system lubricating oil composition for crosshead type diesel engines which prevents the deterioration of fuel consumption by inhibiting the rise in viscosity. <P>SOLUTION: The system lubricating oil composition for crosshead type diesel engines using a mineral oil and/or a synthetic oil as a base oil, includes (A) 2-15 mass% ethylene-α-olefin copolymer or a hydrogenated product thereof, and has a base number of 4-20 mgKOH/g and a kinematic viscosity at 100°C of 7.5-15.0 mm<SP>2</SP>/s. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
| 申请公布号 |
JP2011132341(A) |
申请公布日期 |
2011.07.07 |
| 申请号 |
JP20090292337 |
申请日期 |
2009.12.24 |
| 申请人 |
JX NIPPON OIL &, ENERGY CORP |
发明人 |
TAKESHIMA SHIGEKI |
| 分类号 |
C10M169/04;C10M101/02;C10M107/02;C10M133/16;C10M133/56;C10M135/10;C10M137/10;C10M143/04;C10M159/22;C10N10/04;C10N20/00;C10N20/02;C10N30/00;C10N30/02;C10N40/25 |
主分类号 |
C10M169/04 |
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