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HAUTS FOURNEAUX SA
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HAUTS FOURNEAUX SA
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Publication of FR740265ApublicationCriticalpatent/FR740265A/fr
C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
C21C7/04—Removing impurities by adding a treating agent
C21C7/06—Deoxidising, e.g. killing
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FR740265D1931-10-231931-10-23Procédé d'affinage de l'acier, en particulier pour aciers résistant à la corrosion, et aciers en résultant
ExpiredFR740265A
(fr)