US Patent 7960319 Lubricating oil composition
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Patent abstract
A lubricating oil composition favorably employable for trunk piston diesel engines contains an overbased sulfurized alkylphenol calcium salt, at least two (preferably three) overbased alkylsalicylic acid calcium salts having different base ratios and hydrocarbyl groups of different carbon atom numbers, a borated ashless dispersant, and a zinc dihydrocarbyldithiophosphate.
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Patent Inventor Names
Hiroyuki Nagamatsu0
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US Patent 07960319 Lubricating oil composition US Patent 7960319 Lubricating oil composition
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Patent Number
079603190
Patent Number
79603190
Edits on 7 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
079603190
Date of Patent
June 14, 2011
0Patent Application Number
119561510
Date Filed
December 13, 2007
0Patent Primary Examiner
Edits on 7 Dec, 2021
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US Patent 07960319 Lubricating oil composition
Infobox
Is a
Patent jurisdiction
Patent number
07960319
Date of patent
June 14, 2011
Patent application number
11956151
Date Filed
December 13, 2007
Patent primary examiner
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