Patents by Inventor C. Kevin Evans

C. Kevin Evans 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).

  • HIGH STRENGTH, CORROSION RESISTANT AUSTENITIC ALLOYS
    Publication number: 20160237536
    Abstract: An austenitic alloy may generally comprise, in weight percentages based on total alloy weight: up to 0.2 carbon; greater than 2.0 up to 20.0 manganese; 0.1 to 1.0 silicon; 14.0 to 28.0 chromium; 15.0 to 38.0 nickel; 2.0 to 9.0 molybdenum; 0.1 to 3.0 copper; 0.08 to 0.9 nitrogen; 0.1 to 5.0 tungsten; 0.5 to 5.0 cobalt; up to 1.0 titanium; up to 0.05 boron; up to 0.05 phosphorus; up to 0.05 sulfur; iron; and incidental impurities.
    Type: Application
    Filed: April 25, 2016
    Publication date: August 18, 2016
    Inventors: Robin M. Forbes Jones, C. Kevin Evans, Henry E. Lippard, Adrian R. Mills, John C. Riley, John J. Dunn
  • High strength, corrosion resistant austenitic alloys
    Patent number: 9347121
    Abstract: An austenitic alloy may generally comprise, in weight percentages based on total alloy weight: up to 0.2 carbon; up to 20 manganese; 0.1 to 1.0 silicon; 14.0 to 28.0 chromium; 15.0 to 38.0 nickel; 2.0 to 9.0 molybdenum; 0.1 to 3.0 copper; 0.08 to 0.9 nitrogen; 0.1 to 5.0 tungsten; 0.5 to 5.0 cobalt; up to 1.0 titanium; up to 0.05 boron; up to 0.05 phosphorus; up to 0.05 sulfur; iron; and incidental impurities.
    Type: Grant
    Filed: December 20, 2011
    Date of Patent: May 24, 2016
    Assignee: ATI PROPERTIES, INC.
    Inventors: Robin M. Forbes Jones, C. Kevin Evans, Henry E. Lippard, Adrian R. Mills, John C. Riley, John J. Dunn
  • High Strength, Corrosion Resistant Austenitic Alloys
    Publication number: 20130156628
    Abstract: An austenitic alloy may generally comprise, in weight percentages based on total alloy weight: up to 0.2 carbon; up to 20 manganese; 0.1 to 1.0 silicon; 14.0 to 28.0 chromium; 15.0 to 38.0 nickel; 2.0 to 9.0 molybdenum; 0.1 to 3.0 copper; 0.08 to 0.9 nitrogen; 0.1 to 5.0 tungsten; 0.5 to 5.0 cobalt; up to 1.0 titanium; up to 0.05 boron; up to 0.05 phosphorous; up to 0.05 sulfur; iron; and incidental impurities.
    Type: Application
    Filed: December 20, 2011
    Publication date: June 20, 2013
    Applicant: ATI PROPERTIES, INC.
    Inventors: Robin M. Forbes Jones, C. Kevin Evans, Henry E. Lippard, Adrian R. Mills, John C. Riley, John J. Dunn