ROLFES @ BOONE

Rotary airlock feeders, namely, valves being parts of agricultural air-handling machines; Cyclones; Cyclone separators; Dust separator equipment for dust suppression; Agricultural machines, namely, aeration systems comprised of centrifugal fan condensers, valves, and filter silencers; Centrifugal fan condensers; Dust exhausting installations for cleaning purposes; Dust removing installations for cleaning purposes