Patents by Inventor Eigi Udo

Eigi Udo 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).

  • Cooling apparatus for electric arc furnace electrodes
    Patent number: 4852120
    Abstract: A cooling apparatus for electric arc furnace (EAF) electrodes, in which nozzles spray and cool the surfaces of EAF electrodes outside the furnace roof. The water spray cooling is provided around the graphite electrode columns. Water flow is controlled in a way that water running down the electrode columns is evaporated before entering the EAF-roof hole to enable maximum graphite saving and high security.
    Type: Grant
    Filed: November 8, 1988
    Date of Patent: July 25, 1989
    Assignee: Nikko Industry Co., Ltd.
    Inventor: Eigi Udo