Patents by Inventor Nikolai G. Schekin

Nikolai G. Schekin 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).

  • Industrial furnace
    Patent number: 4610016
    Abstract: A characteristic feature of the furnace disclosed in the present invention is the presence therein of additional current-carrying elements with the free end thereof sunk relative to the effective area of the furnace brickwork. The elements are connected with the terminals of a power source of the opposite polarity with respect to the connection of the main current-carrying elements of a corresponding operating area.
    Type: Grant
    Filed: November 21, 1984
    Date of Patent: September 2, 1986
    Assignee: Vsesojuzny Nauchno-Issledovatelsky I Proektny Institut Po Ochistke Tekhnologicheskikh Gazov, Stochnykh Vod I Ispolzovaniju Vtorichnykh Energoresursov Predpriyaty Chernoi Metallurgii
    Inventors: Valentin M. Shostak, Alexei I. Tolochko, Vasily P. Volkov, Georgy I. Maradudin, Nikolai G. Schekin, Mikhail I. Popov, Dmitry N. Shepelev, Anatoly I. Matveev, Alexandr I. Butnyakov, Anatoly P. Rzhavichev
  • Tubular cooled members of metallurgical furnace
    Patent number: 4186798
    Abstract: The tubular cooled members have straight pipes, each accommodating an insert aligned axially therewith and having a cross-section diminishing in the direction of the coolant flow in the pipe interior. These straight pipes are coupled in pairs by a bent connecting pipe fitted with an insert abutting against those enclosed in said straight pipes. The abutted pipes have the same diameters but the junctions between said pipes are displaced relative to those between the inserts, the inserts also having the same diameters at the abutted sections.
    Type: Grant
    Filed: January 27, 1978
    Date of Patent: February 5, 1980
    Inventors: Jury I. Tseluiko, Dorina B. Kutsykovich, Ljudmila A. Shabelnikova, Vladimir P. Kholopov, Nikolai G. Schekin, Lev D. Gritsuk, Leonid B. Katsenelenbogen