Electric heating – Metal heating – Of cylinders
Patent
1984-04-20
1986-03-18
Albritton, C. L.
Electric heating
Metal heating
Of cylinders
219390, 219 1071, 219 1041, 164462, H05B 500, H05B 664
Patent
active
045770816
ABSTRACT:
Method and apparatus for heating a billet of nonmagnetic metal material to forging temperature by first preheating the billet in a high efficiency slot-type electric radiant heat furnace to a preheat temperature a substantial level below the forging temperature, and then conveying the preheated billet from the furnace immediately into an inductive heating coil and energizing the coil to inductively post-heat the billet to the forging temperature.
REFERENCES:
patent: 3715556 (1973-02-01), Balzer et al.
patent: 4159415 (1979-06-01), Williams
patent: 4356861 (1982-11-01), Winter
Albritton C. L.
Lateef M. M.
Park-Ohio Industries, Inc.
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