Patents by Inventor Allen C. Lingenfelter

Allen C. Lingenfelter 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 temperature nickel-base alloys
    Patent number: 4153455
    Abstract: A nickel-base alloy intended for diverse application, including components for high temperature, gas cooled reactors (HTGR), the alloy containing, in addition to nickel, chromium, tungsten, titanium and carbon, the presence of aluminum and cobalt being controlled for HTGR use.
    Type: Grant
    Filed: May 19, 1977
    Date of Patent: May 8, 1979
    Assignee: Huntington Alloys, Inc.
    Inventors: Herbert L. Eiselstein, Allen C. Lingenfelter