SAND CORE REMOVAL AND CASTING HEAT TREATMENT

A process for removing sand cores from metal castings (17) in a continuous or semi-continuous procedure utilizes a fluidized bed furnace (7). The thermally decomposed sand cores are carried away with the fluidized solids (6) of the furnace bed.

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Bibliographische Detailangaben
Hauptverfasser:	BICKFORD, KARIN STAFFIN, ROAPER, ROBERT BERNARD II, STAFFIN, HERBERT KENNETH
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CASTING CASTING OF METALS CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS ANDNON-FERROUS ALLOYS CHEMISTRY FERROUS OR NON-FERROUS ALLOYS FOUNDRY MOULDING GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS PERFORMING OPERATIONS POWDER METALLURGY TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	A process for removing sand cores from metal castings (17) in a continuous or semi-continuous procedure utilizes a fluidized bed furnace (7). The thermally decomposed sand cores are carried away with the fluidized solids (6) of the furnace bed.