Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Andrew James Dalziel Ritchie0
Edward Francis Outten0
Date of Patent
May 22, 2007
Patent Application Number
09911879
Date Filed
July 24, 2001
Patent Primary Examiner
Patent abstract
Thus, the instant invention is directed toward an oil for diesel engines comprising an admixture of (A) a major amount of an oil of lubricating viscosity, (B) at least 4 mass % dispersant, (C) at least 0.3 mass % of a metal phenate, (D) less than 0.1 mass % friction modifier, (E) less than 0.3 mass % of ashless sulfurized phenols and, (F) less than 0.12 mass % neutral calcium sulfonate.
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