FR44293E - Procédé d'affinage de métaux ou alliages, applicable en particulier à la déphosphoration et éventuellement à la désoxydation des aciers
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Procédé d'affinage de métaux ou alliages, applicable en particulier à la déphosphoration et éventuellement à la désoxydation des aciers
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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
C21C7/064—Dephosphorising; Desulfurising
C—CHEMISTRY; METALLURGY
C21—METALLURGY OF IRON
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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FR44293D1933-12-041933-12-04Procédé d'affinage de métaux ou alliages, applicable en particulier à la déphosphoration et éventuellement à la désoxydation des aciers
ExpiredFR44293E
(fr)