Patents by Inventor Stanley A. Reigel

Stanley A. Reigel 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).

  • Oxidation retardant system for storage of hotmix asphalt
    Patent number: 3999668
    Abstract: For retarding oxidation of hotmix asphalt, an inert gas injection system for a storage bin equipped with a self-sealing intake door and pressure equalizing valves. Inert gas is periodically introduced into the bin by electrically timed control.
    Type: Grant
    Filed: July 16, 1975
    Date of Patent: December 28, 1976
    Assignee: Standard Havens, Inc.
    Inventors: Jack T. Clements, Stanley A. Reigel