GEFÄSS ZUR STAHLERZEUGUNG NACH DEM PNEUMATISCHEN FRISCHVERFAHREN UND VERFAHREN ZUR HERSTELLUNG VON STAHL

The invention encompasses a pneumatic steelmaking vessel and a method for the production of steel from hot carbon-bearing metallized raw materials such as direct reduced iron. The vessel (10) is a refractory-lined ladle, having an eccentric ladle cover (12) with an opening (14) on one side. Opposite...

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Bibliographische Detailangaben
Hauptverfasser:	KOTRABA, NORMAN L, BOTTINELLI, EDWARD N
Format:	Patent
Sprache:	ger
Schlagworte:	CASTING CASTING OF METALS CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES CHEMISTRY MANUFACTURE OF IRON OR STEEL METALLURGY METALLURGY OF IRON PERFORMING OPERATIONS POWDER METALLURGY PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL TRANSPORTING TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
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Beschreibung
Zusammenfassung:	The invention encompasses a pneumatic steelmaking vessel and a method for the production of steel from hot carbon-bearing metallized raw materials such as direct reduced iron. The vessel (10) is a refractory-lined ladle, having an eccentric ladle cover (12) with an opening (14) on one side. Opposite the opening (14) in the ladle cover (12) is at least one downwardly directed oxygen lance or tuyere (16). The vessel (10) is mounted on trunnions for rotation about its central axis to a generally horizontal position. The bottom of the vessel has a porous plug (24), and a hot metal outlet controlled by a sliding gate closure member or other convenient type closure. The vessel is used in connection with a method of steelmaking by serving as the means for transporting molten metal to melting, refining, ladle metallurgy, and teeming operations.