Compressed air machines; Gas diverters consisting of a pump, storage and refilling tank, pre-heater, vaporizer, recuperator, condenser and valves; Conveyor belts; Cutting machines; Drying machines and lines for web products, parts for the aforementioned machines, particularly recirculated air driers, inert gas driers, infrared driers, tempering machines and lines for web products, parts for the aforementioned lines, particularly calendars, low-pressure presses, high-pressure presses, double-b...