Induction heated rotary kiln

Details Induction heated rotary kiln Induction heated rotary kiln

1989-06-08

1990-06-05

Leung, Philip H.

Electric heating

Metal heating

Of cylinders

219 1067, 219 1079, 373138, 373164, H05B 622

Patent

active

049316109

ABSTRACT:
An improved rotary kiln having an elongated kiln member formed of refractory material and supported for rotation, a tubular liner in the kiln member formed of electrically conductive material, a stationary tubular structural non-electrically conductive member concentrically surrounding the kiln and of interior diameter greater than the exterior diameter of the kiln providing an annular space therebetween, an induction coil wound on the exterior of the tubular structural member and an AC source connected to the induction coil and means of rotating the kiln member, the induction coil heating the tubular liner to heat contents within the kiln as the contents are tumbled by rotation of the kiln.

REFERENCES:
patent: 2729556 (1956-01-01), Fontana
patent: 2743306 (1956-04-01), Mark, Jr.
patent: 2912553 (1959-11-01), Tudbury
patent: 3361864 (1968-01-01), Vollmer et al.
patent: 3551115 (1970-12-01), Jamieson et al.
patent: 3860737 (1975-01-01), Moscatello
patent: 4039794 (1977-08-01), Kasper
patent: 4070542 (1978-01-01), Miles et al.

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