Medium speed diesel engine oil
    1.
    发明申请
    Medium speed diesel engine oil 有权
    中速柴油机油

    公开(公告)号:US20060247138A1

    公开(公告)日:2006-11-02

    申请号:US11118838

    申请日:2005-04-29

    IPC分类号: C10M169/04

    摘要: A lubricating oil having a CCS viscosity at −15° C. less than 7000 cP, good shear stability, and a TBN between 8 and 20 comprising: a) a lubricating base oil made from a waxy feed, b) an engine oil additive package formulated to protect silver bearings, and c) less than 2.0 wt % viscosity index improver. Also a process to make a lubricating oil having a CCS viscosity at −15° C less than 7000 cP, good shear stability, and a TBN between 8 and 20. Additionally, a lubricating oil having low CCS viscosity comprising specified amounts of lubricating base oil made from a waxy feed, engine oil additive package formulated to protect silver bearings, up to 55 wt % bright stock with a VI greater than 120, and no viscosity index improver or conventional pour point depressant additives. Also, a method for operating a railroad engine using the lubricating oil of this invention.

    摘要翻译: 一种润滑油,其在-15℃下的CCS粘度小于7000cP,良好的剪切稳定性和8-20之间的TBN,包括:a)由蜡质原料制成的润滑基础油,b)发动机油添加剂包 配制以保护银轴承,和c)小于2.0重量%的粘度指数改进剂。 另外,制作CCS粘度在-15℃以下小于7000cP,良好的剪切稳定性和8〜20的TBN的润滑油的方法。另外,具有低CCS粘度的润滑油包含规定量的润滑基础油 由蜡质饲料制成,用于保护银轴承的发动机油添加剂包,高达55重量%的VI大于120的亮色,以及没有粘度指数改进剂或常规倾点下降剂添加剂。 另外,使用本发明的润滑油来操作铁路发动机的方法。

    PROCESS FOR MAKING MEDIUM-SPEED DIESEL ENGINE OIL.
    3.
    发明申请
    PROCESS FOR MAKING MEDIUM-SPEED DIESEL ENGINE OIL. 有权
    制造中速柴油发动机油的工艺。

    公开(公告)号:US20080113885A1

    公开(公告)日:2008-05-15

    申请号:US12018845

    申请日:2008-01-24

    IPC分类号: C10M105/02

    摘要: A process to make a lubricating oil, comprising: a) selecting a lubricating base oil, made from a waxy feed, having: i. less than 0.3 wt % aromatics, ii, greater than 10 wt % molecules having cycloparaffinic functionality, iii. a ratio of molecules with monocycloparaffinic functionality to molecules with multicycloparaffinic functionality greater than 15; and b) blending the lubricating base oil with an engine oil additive package formulated to protect silver bearings and less than 2.0 wt % viscosity index improver; wherein the lubricating oil has a cold cranking simulator viscosity at −15° C. less than 7000 cP, a GE HTHS (final) of at least 10.8 cP, and a TBN between 8 and 20.

    摘要翻译: 一种制备润滑油的方法,包括:a)选择由蜡质原料制成的润滑基础油,其具有:i。 小于0.3重量%的芳族化合物,ii,大于10重量%的具有环烷烃官能团的分子,iii。 具有单环烷烃官能团的分子与多环烷烃官能度大于15的分子的比例; 和b)将润滑基础油与配制用于保护银轴承和小于2.0重量%粘度指数改进剂的发动机油添加剂包混合; 其中所述润滑油在-15℃下的冷起动模拟器粘度小于7000cP,至少10.8cP的GE HTHS(最终)和8至20的TBN。

    Lower ash lubricating oil with low cold cranking simulator viscosity
    4.
    发明申请
    Lower ash lubricating oil with low cold cranking simulator viscosity 有权
    低灰分润滑油具有低冷起动模拟器粘度

    公开(公告)号:US20060293193A1

    公开(公告)日:2006-12-28

    申请号:US11159282

    申请日:2005-06-22

    IPC分类号: C10M105/04

    摘要: A lubricating oil comprising: a) at least 5 wt % of lubricating base oil, made from a waxy feed, having >10 wt % molecules with cycloparaffinic functionality, a ratio of molecules with monocycloparaffinic functionality to molecules with multicycloparaffinic functionality >20, and b) a DI additive package; wherein the lubricating oil contains 150, b) up to 75 wt % unconventional petroleum derived bright stock, c) a lower ash DI additive package, and d)

    摘要翻译: 一种润滑油,其包含:a)至少5重量%的由蜡质原料制成的具有> 10重量%具有环烷烃官能团的分子的润滑基础油,具有单环烷烃官能度的分子与具有多环烷烃官能度的分子的比例> 20,以及b )DI添加剂包装; 其中所述润滑油含有<0.2wt%的VI改进剂,并且其中所述润滑油在-20℃下具有低硫酸化灰分和低CCS粘度。在100℃下的运动粘度为12.5至16.3cSt的润滑油与 低CCS粘度,包括:a)用蜡质进料制成的润滑基础油,粘度指数> 150,b)高达75重量%的非常规石油衍生的光亮油料,c)较低灰分DI添加剂包,d )<0.2wt%粘度指数改进剂。 一种具有低硫酸化灰分和低CCS粘度的润滑油的方法。