16.12.2021 at 11.00 o'clock at the Scientific Council DSc.03/30.12.2019.K/T.03.01 for the awarding of academic degrees to the State Unitary Enterprise "Fan va tarakkiyot" at the Tashkent State Technical University named after Islam Karimov will be defended for the degree of Doctor of Philosophy in technical sciences (РhD) Teshaboyev Abduvakhob Marifovich on the topic: "Development of hardening technology for cutting segments of agricultural machinery" in the specialties: 05.02.01–Materials science in mechanical engineering. Foundry production. Heat treatment and handling of metals pressure. Metallurgy of ferrous, non-ferrous and rare metals. (materials science)