Patents

1. Copyright certificate № 1714356 "Device for determining the change of geometrical dimensions of the item” 22.10.1991
2. Copyright certificate № 1810819 "Acoustic unit for ultrasonic controls» 10.10.1992
3. Patent # 2177612 “Method of ultrasonic testing of metal working in conditions of creep, prediction of the residual service life and acoustic unit for test performance (options)”, 27.12.2001.
4. Patent No. 2187101 "The assessment method of turbine rotor’s steel and prediction of it’s residual service life» 10.08.2002
5. Patent No. 2235317 "Way to determine the condition of the metal bends of high-temperature pipelines operating under creep prediction of the residual service life and device for its realization" 27.08.2004

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