26.10.2021 y. at 15:00 Navruzov Farhod Mamatulovich was defended on the topic: «Development of compositions of vibration-absorbing composite materials based on interpenetrating polymer systems and technology for producing coatings for machine-building purposes», in the specialties: 02.00.07 – Chemistry and technology of composite, paint and varnish andrubber materials. 05.02.01–Materials science in mechanical engineering.Foundry production. Heat treatment and handling of metals pressure. Metallurgyof ferrous, non-ferrous and rare metals. Technology of non-ferrous, precious and radiactiv metals (materials science and metallurgy sciences) for the degree of Doctor of Philosophy in technical sciences (РhD).