| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a process for allowing for a reduction in lubricant treat rates in a cost effective manner and without the adverse effects discussed above. <P>SOLUTION: The invention provides a method of lubricating a marine diesel engine, comprising supplying to the engine a marine diesel cylinder lubricant composition at a feed rate of 0.3 to less than 1.2 g/kW hr, wherein the lubricant composition has a ratio of Σ(wt.% overbased detergent)/Σ(wt.% of boron from antiwear additives+wt.% of phosphorus-containing antiwear additives) of greater than 12.5. The invention further provides a method capable of imparting improved cleanliness and decreased cylinder wear; and reduced deposits. <P>COPYRIGHT: (C)2012,JPO&INPIT |
