Patents by Inventor W. Anthony Velleca

W. Anthony Velleca 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).

  • Apparatus for preventing leakage of oil and the like from a tank
    Patent number: 5119749
    Abstract: The invention includes an expandable closed-off container mounted within the tank. A pump system is coupled to the container for pumping the oil from the tank to the interior of the container. In one embodiment, the apparatus is mounted to a support structure located in proximity to the bottom of the tank and is expandable upward and outward therefrom with the pump system mounted in proximity to the bottom of the tank. In a second embodiment of the invention, the apparatus is mounted in proximity to the top of the tank and is expandable downward and outward. An individual pump is attached to the container.
    Type: Grant
    Filed: January 31, 1991
    Date of Patent: June 9, 1992
    Inventors: W. Anthony Velleca, Gregory Kirste, Charles Smith