Lubricating oil composition

Details Lubricating oil composition Lubricating oil composition

2005-09-02

2011-10-11

Caldarola, Glenn (Department: 1771)

Solid anti-friction devices, materials therefor, lubricant or se

Lubricants or separants for moving solid surfaces and...

Heterocyclic ring compound; a heterocyclic ring is one...

C508S185000, C508S363000, C508S371000, C508S460000, C508S563000

Reexamination Certificate

active

08034753

ABSTRACT:
A low SAPS lubricating oil composition exhibiting excellent piston cleanliness having up to 0.3 wt. % sulfur, up to 0.08 wt. % phosphorus, and a sulfated ash content up to 0.80 wt. % comprising an overbased alkali metal or alkaline earth metal alkyl salicylate detergent having a low soap content.

REFERENCES:
patent: 6426323 (2002-07-01), Sato et al.
patent: 6583092 (2003-06-01), Carrick et al.
patent: 2003/0096716 (2003-05-01), Locke et al.
patent: 2003/0158048 (2003-08-01), Farng et al.
patent: 1 167 497 (2002-01-01), None
patent: 1 338 643 (2003-08-01), None

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