Patents by Inventor Kenneth R. Elam

Kenneth R. Elam 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).

  • Patent number: 4262849
    Abstract: Abrasive coal dust contaminates and damages equipment used in coal mines. Such equipment must be cleaned periodically to remove any buildup of coal dust. The equipment is usually cleaned in areas with non-explosive atmospheres. The present invention provides a high pressure, mine equipment cleaning device utilizing a water based, non-flammable cleaning solution. The device is carried by a vehicle and is powered by pressure in the hydraulic system of the vehicle.
    Type: Grant
    Filed: April 26, 1979
    Date of Patent: April 21, 1981
    Inventor: Kenneth R. Elam