08.05.2023 у. at 11:00 o'clock Hashimkhanova Mukhaye Abralovna was defended on the topic: «Investigation of hydrometallurgical extraction of valuable components and development of technology for processing microspheres of ash slag waste from the Angren thermal power plant», in the specialty: 05.02.01 - "Materials science in mechanical engineering. Foundry production. Heat treatment and pressure treatment of metals" (technical sciences) for the degree of Doctor of Philosophy in technical sciences (РhD).