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Publication of BE712342ApublicationCriticalpatent/BE712342A/xx
B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
B22D41/14—Closures
B22D41/16—Closures stopper-rod type, i.e. a stopper-rod being positioned downwardly through the vessel and the metal therein, for selective registry with the pouring opening