V.G. Zamyatin - Deputy Design Manager, OJSC NNP Respirator (Orekhovo-Zuevo, Moscow Region) S.M. Kastersky - Ph.D. (Eng.), Associate Professor, Plekhanov Russian University of Economics (Moscow) V.P. Kharkov - D.Sc. (Eng.), Professor, "Nauka SOFT" LLC (Moscow) V.N. Chernukha - D.Sc. (Eng.), Professor, OJSC NNP Respirator (Orekhovo-Zuevo, Moscow Region)