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F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
F27D11/00—Arrangement of elements for electric heating in or on furnaces
F27D11/02—Ohmic resistance heating
H—ELECTRICITY
H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
H05B3/00—Ohmic-resistance heating
H05B3/62—Heating elements specially adapted for furnaces
H05B3/64—Heating elements specially adapted for furnaces using ribbon, rod, or wire heater
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FR576988D1923-02-151924-02-09Perfectionnements aux fours électriques pour le soudage, la trempe, la cuisson ou le chauffage pour d'autres applications
ExpiredFR576988A
(fr)