Patents Assigned to Herguth Technologies, Inc.
  • Detection and analysis of biodiesel in fuels
    Patent number: 7927877
    Abstract: A method of analyzing biodiesel content in a fuel sample generally includes providing a fuel sample including at least one of a biodiesel and other diesel fuel; mixing a predetermined amount of solvent to the fuel sample, wherein the fuel sample is soluble in the solvent; mixing a predetermined amount of water to the fuel sample; analyzing the fuel sample for a change; and associating the change with a biodiesel content in the fuel sample.
    Type: Grant
    Filed: October 1, 2008
    Date of Patent: April 19, 2011
    Assignee: Herguth Technologies, Inc.
    Inventor: Robert E. Kauffman