7 Rotodynamic pumps, namely, horizontal and vertical centrifugal pumps, axial flow pumps, rotary pumps, sulfuric acid pumps, phosphoric acid pumps and molten sulfur pumps, all for processing sulfuric acid, phosphoric acid and causative fluids, and parts for such pumps, namely, casings, housings, elbow housings, pedestals, frames, bases, shafts, liners, impellers, seals, seal assemblies, bearings, bearing assemblies, drive belts; reciprocating pumps and positive displacement pumps, all for processing sulfuric acid, phosphoric acid and causative fluids, and parts for such pumps; and valves, butterfly valves, globe valves and gate valves, valve disks, valve seats, valve liners, valve actuator mechanisms and parts therefor; orifice plates, strainers and dip pipes