Patents Assigned to Tesoro Refining and Marketing Company
  • Methods and apparatuses for spectral qualification of fuel properties
    Patent number: 9709545
    Abstract: A method for determining property values of fuels may include using spectral data collected from one or more other fuels or fuel components. The method may include construction of spectral data representative of a fuel by weighting spectral data for another fuel and spectral data for one or more fuel components.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: July 18, 2017
    Assignee: Tesoro Refining & Marketing Company LLC
    Inventor: Daniel C. Mertens
  • Direct match spectrographic determination of fuel properties
    Patent number: 8735820
    Abstract: A method and apparatus for deriving a refinery product property value based on data produced from a globally-calibrated spectrographic analyzer and data from a non-spectrographic analyzer.
    Type: Grant
    Filed: June 11, 2012
    Date of Patent: May 27, 2014
    Assignee: Tesoro Refining and Marketing Company
    Inventor: Daniel C. Mertens
  • Direct match spectrographic determination of fuel properties
    Patent number: 8481942
    Abstract: A method and apparatus for deriving refinery product property value based on data produced from a globally-calibrated spectrographic analyzer and data from a non-spectrographic analyzer.
    Type: Grant
    Filed: April 11, 2011
    Date of Patent: July 9, 2013
    Assignee: Tesoro Refining and Marketing Company
    Inventor: Daniel C. Mertens