Stabilized lubricant compositions

Details Stabilized lubricant compositions Stabilized lubricant compositions

2005-05-12

2010-11-09

Caldarola, Glenn A (Department: 1797)

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

Lubricants or separants for moving solid surfaces and...

Organic phosphorus compound, wherein the phosphorus is...

C508S441000, C508S442000, C508S423000, C508S563000, C508S584000

Reexamination Certificate

active

07829511

ABSTRACT:
A stabilized lubricant composition is disclosed that comprises lubricating oil and a mixture of (a) at least one organophosphite compound and (b) at least one aromatic secondary amine or one substituted phenol or mixtures thereof. The compositions have been found to be highly resistant to oxidation under demanding service conditions and to be useful as turbine lubricants.

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