US Patent 7939478 Method of lubricating a marine diesel engine
Patent 7939478 was granted and assigned to The Lubrizol Corporation on May, 2011 by the United States Patent and Trademark Office.
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Patent abstract
The invention provides a method of lubricating a marine diesel engine, comprising supplying to said engine a marine diesel cylinder lubricant composition at a feed rate of 0.3 to less than 1.2 g/kW hr, wherein said 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.
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US Patent 07939478 Method of lubricating a marine diesel engine US Patent 7939478 Method of lubricating a marine diesel engine
Infobox
Patent Number
0793947800
Patent Number
793947800
Edits on 4 Apr, 2023
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
079394780
Date of Patent
May 10, 2011
0Patent Application Number
120897960
Date Filed
October 13, 2006
0Patent Primary Examiner
Edits on 28 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
079394780
Date of Patent
May 10, 2011
0Patent Application Number
120897960
Date Filed
October 13, 2006
0Patent Primary Examiner
Edits on 7 Dec, 2021
Golden AI
Edits made to:
Infobox (+8 properties)
US Patent 07939478 Method of lubricating a marine diesel engine
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07939478
Date of patent
May 10, 2011
Patent application number
12089796
Date Filed
October 13, 2006
Patent primary examiner
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