Patents by Inventor Nikolai A. Kudrin

Nikolai A. Kudrin 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).

  • Device for monitoring the level of molten metal in a converter
    Patent number: 4899994
    Abstract: A device for monitoring the level of molten metal in a converter comprises a .gamma.-radiation source, a .gamma.-radiation receiver connected to an input of an amplifier connected to a pulse amplitude analyzer, a timer, a molten metal level data display unit. The device for monitoring the level of molten metal in a converter also comprises a processor, a converter position transducer, an oxygen lance position transducer. The inputs of the processor are connected, respectively, to the pulse amplitude analyzer, to the timer, to the converter position transducer, and to the oxygen lance position transducer. The processor outputs are connected to the molten level data display unit and to the timer respectively.
    Type: Grant
    Filed: August 4, 1987
    Date of Patent: February 13, 1990
    Assignee: Vsesojuzny Nauchno-Issledovatelsky Institut Okhrany I Tekhniki Bezpasnosti Chernoi Metallurgii
    Inventors: Vasily D. Zhidkov, Nikolai A. Kudrin, Vladimir I. Sokolov, Stanislav N. Karelin, Igor A. Bulavintsev, Vladimir N. Churakov