78278398
Jul 24, 2003
Dec 14, 2004
fluid pumping or mixing systems, namely, impellers, levitation machines, motive power machines and flexible bags; fluid pumping or mixing systems comprised of a magnetic impeller or rotor, a superconductor-based levitation unit, a motor for rotating the levitation unit, a cryostat or cryocooler and a rigid or flexible vessel for holding the fluid and the magnetic impeller
Machinery