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MANGANESE STEEL RAIL Co
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MANGANESE STEEL RAIL Co
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Application filed by MANGANESE STEEL RAIL CofiledCriticalMANGANESE STEEL RAIL Co
Application grantedgrantedCritical
Publication of FR477880ApublicationCriticalpatent/FR477880A/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
C21D6/00—Heat treatment of ferrous alloys
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FR477880D1914-04-171915-03-04Traitement à chaud de l'acier au manganèse
ExpiredFR477880A
(fr)