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ELECTRIC RESISTANCE FURNACE CO
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ELECTRIC RESISTANCE FURNACE CO
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Application filed by ELECTRIC RESISTANCE FURNACE COfiledCriticalELECTRIC RESISTANCE FURNACE CO
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Publication of FR919642ApublicationCriticalpatent/FR919642A/fr
C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
C21D9/54—Furnaces for treating strips or wire
C21D9/663—Bell-type furnaces
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FR919642D1942-11-171946-01-02Perfectionnements aux installations pour le traitement thermique de métaux et autres matières
ExpiredFR919642A
(fr)