| 摘要 |
Device for zone melting a crystalline rod includes a vessel, an induction heating coil mounted in the vessel for heating a molten zone formed in a crystalline rod, and an electric current supply for the induction heating coil extending into the vessel through an opening formed in a wall of the vessel, the current supply including a plurality of mutually telescoped conductor tubes radially spaced from one another, the plurality of telescoped conductor tubes including a first sequence of alternately disposed tubes and a second sequence of tubes disposed in alternating relationship with the first sequence of alternately disposed tubes, all of the tubes of the first sequence of alternately disposed tubes being electrically connected at both ends thereof, and all of the tubes of the second sequence of alternately disposed tubes being electrically connected at both ends thereof. |
