Expo Manufactura is an exhibition where are present companies and professionals from the automotive , aerospacial, aeronautic, stell, eletronic, metalworking between other manufactoring sectors. Visit us and know our technologies in Nitrogen Generators. , Oxygen Generators for Industry and Medical Oxygen 93 by PSA, Oxygen VSA generators, Biogas upgrading, Helium, Hydrogen and SF6 purification and custom engineering solutions!