Chemical processing equipment, namely, distillers, evaporators and sterilizer; gas scrubbers being part of gas installations; gas cleaners and purifiers, namely, gas scrubbers; separators for the cleaning and purification of gases; scrubbing columns for the purification of gases; filters for gases being air filters for household and industrial installations; industrial installations for filtering water and oil; oil purifying installations; gas cleaning and purifying installations, namely, deo...