Patent ID: 7124728
Filing Date: 2006-10-24
Classification: C10M,C10N,F01M,F16N

Abstract:
1. A marine diesel engine system comprising: a slow-speed cross head marine diesel engine with at least one cylinder; cylinder lubricant components proximate the engine, the components comprising: (i) a primary lubricant and (ii) an additive selected from the group consisting essentially of (i) an alkylamine-alkylphosphate having at least 1.25 equivalents of alkylamine to 1.0 equivalents of alkylphosphate and a nitrogen to phosphorous weight ratio of at least 0.5, (ii) 500 TBN calcium sulfonate, and (iii) mixtures thereof; and means for blending the primary lubricant and additive into a mixture for introduction into the cylinder when engine conditions require the mixture.