Patents by Inventor Glen Pfanner

Glen Pfanner 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).

  • Method and system for cast molding a fluid conduit
    Patent number: 7824595
    Abstract: A system and method for insulating an outer surface of a fluid conduit is provided. A portion of the circumference of the outer surface of a conduit is surrounded in a film, thereby forming a generally annular pocket between the outer surface of the conduit and the inner surface of the film. Insulation is deposited into this pocket between the outer surface of the conduit and an inner surface of the film, molded to a substantially uniform radial thickness, and cured to form a cast molded conduit.
    Type: Grant
    Filed: May 25, 2005
    Date of Patent: November 2, 2010
    Assignee: Perma-Pipe, Inc.
    Inventors: Robert Appleby, Glen Pfanner, Billy Ervin
  • Method and system for cast molding a fluid conduit
    Publication number: 20060032588
    Abstract: A system and method for insulating an outer surface of a fluid conduit is provided. A portion of the circumference of the outer surface of a conduit is surrounded in a film, thereby forming a generally annular pocket between the outer surface of the conduit and the inner surface of the film. Insulation is deposited into this pocket between the outer surface of the conduit and an inner surface of the film, molded to a substantially uniform radial thickness, and cured to form a cast molded conduit.
    Type: Application
    Filed: May 25, 2005
    Publication date: February 16, 2006
    Inventors: Robert Appleby, Glen Pfanner, Billy Ervin