Patents by Inventor Nikolai I. Zamulo

Nikolai I. Zamulo 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).

  • Plasma-arc furnace
    Patent number: 4414672
    Abstract: A plasma-arc furnace comprises a casing with plasma torches, particularly ree torches, mounted therewithin in symmetrical relationship relative to the vertical axis thereof. Each of these torches comprises a body provided with a nozzle and an axial conduit for feeding a plasma-forming gas therethrough, and a cylindrical electrode disposed within said conduit. According to the invention, the distance between the centers of working ends of electrodes disposed within adjacent plasma torches is not more than 15 diameters of the electrode.
    Type: Grant
    Filed: September 15, 1981
    Date of Patent: November 8, 1983
    Assignee: Institut Elektrosvarki Imeni E. O. Patona Akademii Nauk Ukrainskoi SSR
    Inventors: Boris E. Paton, Jury V. Latash, Oleg S. Zabarilo, Gary A. Melnik, Nikolai I. Zamulo, Anatoly A. Zhdanovsky, Alfred I. Bukalo, Vladimir V. Goncharenko, Stanislav S. Ivanchenko, Anatoly R. Slobodian, Sergei P. Bakumenko, Mikhail K. Zakamarkin