Filters for industrial purposes, namely, pressure filters, vacuum filters, candle filters, centrifuges, filter presses, fabric filters, pressure leaf filters, dual belt filter presses, horizontal filters, horizontal pan filters, and vertical disc filters, for machines, processing machines and process line machines in the boiler, power generation, waste incineration, carbon black, chemical, food, metal and rock product industries; rotary vacuum drum filters for machines in the pharmaceutical p...

air and water filtration systems consisting primarily of pumps, filters, blowers and ducts; air filters for industrial ambient and processing air; and water filters