%0 Journal Article %T LOCAL EXHAUST VENTILATION WITH EJECTION OF EXPLOSIVE SUBSTANCES AND RECIRCULATION OF PURIFIED AIR %A Shashin, A.V. %A Sheps, R.A. %A Seminenko, A.S. %A Minko, V.A. %K local exhaust ventilation, explosive substances, ejector, recirculation, energy efficiency of ventilation systems, ejection calculation %J Bulletin of Belgorod State Technological University named after. V. G. Shukhov %D 2021 %N 6 %P 10 %I Belgorod State Technological University named after V.G. Shukhov