%0 Journal Article %T IMPROVING AIR PURIFICATION IN CLEAN ZONE MICROCLIMATE SUPPORT SYSTEMS %A Ulyasheva, V.M. %A Anisimov, S.M. %A Mihaylov, E.V. %K clean room, air filter, efficiency, aerodynamic resistance, life cycle %J Bulletin of Belgorod State Technological University named after. V. G. Shukhov %D 2019 %N 4 %P 6 %I Belgorod State Technological University named after V.G. Shukhov