Patents by Inventor Herbert Louis Eiselstein

Herbert Louis Eiselstein 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).

  • Matrix-stiffened heat and corrosion resistant wrought products
    Patent number: 4058416
    Abstract: Matrix-stiffened nickel-iron-chromium-columbium solid-solution alloy with excellent metallurgical stability has heat-resistant and corrosion resistant characteristics especially useful for articles needed to sustain stress in long-time service at elevated temperatures, particularly including superheater tubing in steam power plants. Alloy also has good workability and thermal response characteristics for commercial production of heat-treated wrought products.
    Type: Grant
    Filed: February 9, 1977
    Date of Patent: November 15, 1977
    Assignee: Huntington Alloys, Inc.
    Inventors: Herbert Louis Eiselstein, Edward Frederick Clatworthy, Darrell Franklin Smith, Jr.
  • Matrix-stiffened heat and corrosion resistant alloy
    Patent number: 4026699
    Abstract: Matrix-stiffened nickel-iron-chromium-columbium solid-solution alloy with excellent metallurgical stability has heat-resistant and corrosion resistant characteristics especially useful for articles needed to sustain stress in long-time service at elevated temperatures, particularly including superheater tubing in steam power plants. Alloy also has good workability and thermal response characteristics for commercial production of heat-treated wrought products.
    Type: Grant
    Filed: February 2, 1976
    Date of Patent: May 31, 1977
    Assignee: Huntington Alloys, Inc.
    Inventors: Herbert Louis Eiselstein, Edward Frederick Clatworthy, Darrell Franklin Smith, Jr.