Electric motors for machines; rotary pumps; rotary mechanical fluid mixing machines; magnetic bearings as machine parts; rotary machines, namely, mechanical mixing machines having rotating parts supported by magnetic levitation bearings, and mechanical mixing machines having rotating parts supported by non-rotating bearings not in contact with the rotating parts; electric mixers of polishing liquids for polishing semiconductor discs; machine parts in the nature of industrial devices for dilut...

Electric, electronic and electromechanical machines and apparatus, namely electric motors with magnetic journals; magnetically self-supporting electric rotors; electric motors with magnetically self-supporting rotors; electric motors with magnetic bearings; electric motors with frictionless bearings; and combined electric motors and impellers for fluids