Patents by Inventor Kevin Louis Crouthamel

Kevin Louis Crouthamel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Lubricating composition suitable for diesel engines
    Patent number: 7598212
    Abstract: An improved lubricating composition suitable for diesel engines comprising a major amount of at least one oil of lubricating viscosity and a minor amount of an alkylamine-alkylphosphate additive. The alkylamine-alkylphosphate additive comprises from at least 1.25 equivalents of alkylamine to 1.0 equivalents of alkylphosphate.
    Type: Grant
    Filed: June 25, 2004
    Date of Patent: October 6, 2009
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Kevin Louis Crouthamel, Vincent Mark Carey, Peter Calcavecchio, Evelyn Nobles Drake, Kevin John Kelly, Liehpao Oscar Farng
  • Modification of lubricant properties in an operating all loss lubricating system
    Patent number: 7124728
    Abstract: A marine diesel engine system includes a diesel engine having a plurality of cylinders. The system also includes, proximate the engine, a primary engine lubricant and an additive selected from certain alkylamine-alkylphosphates, 500 TBN calcium sulfonate and mixtures thereof. A means for blending the lubricant and additives into a mixture for introduction into a cylinder is provided. Thus lubricant properties may be modified depending upon engine conditions.
    Type: Grant
    Filed: October 28, 2003
    Date of Patent: October 24, 2006
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Vincent Mark Carey, Kevin John Kelly, Kevin Louis Crouthamel, Keith Preston Saddler
  • Modification of lubricant properties in an operating all loss lubricating system
    Publication number: 20040144355
    Abstract: A marine diesel engine system includes a diesel engine having a plurality of cylinders. The system also includes, proximate the engine, a primary engine lubricant and an additive selected from certain alkylamine-alkylphosphates, 500 TBN calcium sulfonate and mixtures thereof. A means for blending the lubricant and additives into a mixture for introduction into a cylinder is provided. Thus lubricant properties may be modified depending upon engine conditions.
    Type: Application
    Filed: October 28, 2003
    Publication date: July 29, 2004
    Inventors: Vincent Mark Carey, Kevin John Kelly, Kevin Louis Crouthamel, Keith Preston Saddler