Air filters for mechanical purposes; Compressors as parts of machines, motors and engines; 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-belt presses, embossing and laminating machines for the production of hot and cold laminate...