Lubricating oil compositions comprising a biodiesel fuel and...

Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and... – Heavy metal or aluminum in an organic phosphorus compound...

Reexamination Certificate

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C508S574000, C044S385000

Reexamination Certificate

active

07838474

ABSTRACT:
This invention encompasses lubricating oil compositions comprising a base oil, a biodiesel fuel and a detergent. The detergent can be a metal phenate detergent such as alkaline metal phenates. The lubricating oil compositions can further comprise at least one antiwear agent such as zinc dialkyl dithiophosphate compounds. Methods of making and using the lubricating oil compositions are also described.

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patent: 2005-306913 (2005-11-01), None
patent: WO 2006/089799 (2006-08-01), None

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