Defense of the dissertation of Uzbekov Mirsoli Odiljanovich on the theme "Solar air heater collectors with metalline filings absorber", submitted for the degree of Doctor of Philosophy (PhD) in technical sciences specialty 05.05.06 - Power installations on the basis of renewable energy will take place on “13” December 2019 at 14⁰⁰ hours at a meeting of the Scientific Council DSc.30.05.2018.FM/T.34.01 at the Physical and technical Institute. Address: 100084, Tashkent, st. Chingiz Aitmatov, 2B. Administration building of the Physical and technical Institute, conference room. Phone / Fax: (+99871) 235–42–91, e-mail: ftikans@uzsci.net.