Method for the production of semiconductor rods of large diamete

Details Method for the production of semiconductor rods of large diamete Method for the production of semiconductor rods of large diamete

1976-08-17

1978-08-22

Reynolds, Bruce A.

Electric heating

Metal heating

Of cylinders

23273SP, 156605, 219 1079, H05B 518, B01D 900

Patent

active

041091280

ABSTRACT:
Method for the production of dislocation-free, monocrystalline semiconduc rods with large diameters by crucible-free zone melting, which comprises producing the melting zone in a uniform electromagnetic field substantially symmetrical to the rod axis. The invention also relates to an induction heating coil for carrying out the method.

REFERENCES:
patent: 1981632 (1934-11-01), Northrup
patent: 2408229 (1946-09-01), Roberds
patent: 3271115 (1966-09-01), Keller
patent: 3277265 (1966-10-01), Reboux
patent: 3342970 (1967-09-01), Emeis
patent: 3827017 (1974-07-01), Keller

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