Patents by Inventor Lev D. Churilov

Lev D. Churilov 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).

  • Thermal-mine oil production method
    Patent number: 4265485
    Abstract: The method of thermal-mine oil production includes provision of a system of mine workings and at least one operation gallery, drilling production wells from the gallery into the upper and lower portions of the oil-bearing bed, drilling from the gallery injection wells into the central portion of the oil-bearing bed, positively injecting a heat carrier through said injection and production wells into the oil bearing bed to heat the latter to a temperature at which the oil attains the required fluidity within the oil bearing bed, positively feeding a heat carrier via the injection wells into the central portion of the oil-bearing bed for uniform distribution of the heat carrier throughout the body of the oil-bearing bed and forcing oil therefrom into the said production wells.
    Type: Grant
    Filed: January 14, 1979
    Date of Patent: May 5, 1981
    Inventors: Arkady A. Boxerman, Nikolai S. Kuvshinov, Naftula L. Rakovsky, Vladimir P. Tabakov, Lev D. Churilov, Ostap O. Sheremeta, Viktor P. Pilatovsky, Evgeny I. Gurov, Pavel G. Voronin, Alexandr I. Obrezkov, Vitaly S. Sukrushev, Vitaly S. Zubkov, Valery M. Tutarinov, Vladimir N. Mishakov, Grigory G. Miller, Leonid M. Ruzin, Vladimir N. Judin