Patents by Inventor David D. Berger

David D. Berger 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).

  • Condensate removal device
    Patent number: 4478238
    Abstract: A condensate removal device is disclosed which incorporates a strainer in unit with an orifice. The strainer is cylindrical with its longitudinal axis transverse to that of the vapor conduit in which it is mounted. The orifice is positioned inside the strainer proximate the end which is remoter from the vapor conduit.
    Type: Grant
    Filed: September 25, 1981
    Date of Patent: October 23, 1984
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: James W. Maddox, David D. Berger