Patents by Inventor Louis L. Freeman, Jr

Louis L. Freeman, Jr 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).

  • Tank car coating apparatus
    Patent number: 4339078
    Abstract: An inert solvent containing a coating material to be reacted is mixed with a liquid activator which is fed through an orifice into contact with the coating material and then into a mixing chamber. The mixing chamber is provided with special agitating means for obtaining effective mixing of the coating material with the activator. This activating means may comprise a chain held in place within the mixing chamber with washers at either end of the chamber. The mixed coating material and activator is then fed through a conduit into an applicating gun which applies the coating on a container or transportation vehicle.
    Type: Grant
    Filed: July 30, 1980
    Date of Patent: July 13, 1982
    Assignee: ACF Industries, Incorporated
    Inventors: Charles Ford, Arthur Gill, Jr., John W. Smith, Louis L. Freeman, Jr