PURALEV

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 pump housed by magnetic force; seal piston rings for pump heads; impellers for pumps; electric pumps for pumping blood; electric pumps for ultra-pure fluids used on semiconductors and in industry; electric, electronic and electromechanical machines having electromagnetic bearings, namely electric pumps and electric motors for machines; electric pumps in which the impeller is housed by magnetic force; electric motors for machines in which the rotor is housed by magnetic force; electric and electronic apparatus, namely rotary pumps for ultra-pure fluids for use in the manufacture of integrated circuits for pumps and motors; electric motors for machines in which the impeller or rotor is housed by magnetic force; apparatus, instruments and apparatus for laboratories, namely, mechanical mixing machines; electric pumps and mechanical mixing machines having pump impellers and mechanical mixing machine parts rotatably supported by electromagnetic force; electromagnetic levitation bearings as machine parts

Electrical controllers and electronic speed controllers for determining the speed, pressure, flow or flow rate of electric and electronically driven pumps and for determining the motion of rotating parts supported by magnetic force; electrical controllers and electronic speed controllers for determining the current or voltage flowing through electromagnetic bearings; electrical controllers and electronic speed controllers for determining the current of voltage flowing through electric motors for pumps and mechanical mixing machines; electrical controllers and electronic speed controllers for determining the current or voltage flowing through magnetic bearings for electrically driven pumps and electric motors; integrated circuits for pumps; electric and electronic sensors for sensing and controlling the motion of pumps and motors; electronic sensors for sensing and controlling the motion of impellers and rotors housed by magnetic force in electrically driven pumps and electric motors; controlled volume pumps for ultra-pure fluids for use in the manufacture of integrated circuits for pumps and motors; integrated circuits for pumps and motors in which the impeller or rotor is housed by magnetic force; apparatus, instruments and apparatus for laboratories, namely, bioreactors for growing cells for chemical or physical reactions for use in the pharmaceutical and biotechnological industries