7 Pneumatic conveyors; bulk handling and conveying equipment, namely, conveyors for handling bulk equipment in the nature of steel, stainless steel and aluminum silos; machinery, namely, vacuum distillation equipment for the treatment and remediation of water; vacuum distillation equipment for the treatment and remediation of flue gas; conveying system equipment, namely, blowers; vacuum filters, pressure receivers; bulk material handling apparatus, namely, discharging membrane hoppers; cyclone separators for material; pump control valves; valves for pumps; valves being parts of machines in the nature of screw feeders and ribbon blenders; machinery, namely, bulk material compacting machines; couplings for machines; bulk bag loaders and unloaders; rotary valves for industrial machinery; air filters for bin vents; lime slakers; liquid storage tanks, conveyors; pneumatic transfer equipment for bulk materials, namely, dischargers, receivers, blowers