US Patent 7833954 Lubricating composition
Patent 7833954 was granted and assigned to Afton Chemical on November, 2010 by the United States Patent and Trademark Office.
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Patent abstract
The present application is directed to a lubricant composition comprising a major amount of a base oil; and a lead corrosion inhibiting amount of a reaction product of a hydrocarbyl carbonyl compound and an amine compound chosen from guanidines, ureas and thioureas; with the proviso that the lubricant is essentially free of zinc dialkyldithiophosphate wear inhibitors, and substantially free of chlorinated paraffins and calcium mannich phenate.
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US Patent 07833954 Lubricating composition US Patent 7833954 Lubricating composition
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Patent Number
0783395400
Patent Number
783395400
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
078339540
Date of Patent
November 16, 2010
0Patent Application Number
120293440
Date Filed
February 11, 2008
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
078339540
Date of Patent
November 16, 2010
0Patent Application Number
120293440
Date Filed
February 11, 2008
0Official Website
Patent Primary Examiner
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US Patent 07833954 Lubricating composition
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07833954
Date of patent
November 16, 2010
Patent application number
12029344
Date Filed
February 11, 2008
Patent primary examiner
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