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ThyssenKrupp Budd Co
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Budd Wheel Corp
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Publication of FR915186ApublicationCriticalpatent/FR915186A/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
C21D9/32—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for gear wheels, worm wheels, or the like
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FR915186D1944-06-281945-09-29Perfectionnements aux procédés et aux appareils pour traiter thermiquement des objets dentés
ExpiredFR915186A
(fr)