turbochargers for use in the field of energy production; turbochargers for use in the field of oil and gas production and refining; turbochargers for industrial applications; turbochargers for use in amine treatments; turbochargers for use in petrochemical applications; units combining a turbine and electric generator; units combining a turbine and electric generator for use in the field of energy production; units combining a turbine and electric generator for use in the field of oil and gas production and refining; units combining a turbine and electric generator for industrial applications; units combining a turbine and electric generator for use in amine treatments; units combining a turbine and electric generator for use in petrochemical applications