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LAMINOIRS HAUTS FOURNEAUX FORG
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LAMINOIRS HAUTS FOURNEAUX FORG
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Publication of FR48018EpublicationCriticalpatent/FR48018E/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
C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails
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FR48018D1936-05-301936-05-30Procédé perfectionné pour la trempe des rails vignole et des rails à gorge permettant d'éviter la fragilité
ExpiredFR48018E
(fr)