METHOD AND APPARATUS FOR FEEDING CASTING AUXILIARY MATERIALS ONTO METAL-BATH BEING IN THE PULL-OVER CASTING DIE OF CONTINUOUS CASTING APPARATUS

摘要

PCT No. PCT/DE91/00398 Sec. 371 Date Jan. 11, 1993 Sec. 102(e) Date Jan. 11, 1993 PCT Filed May 17, 1991 PCT Pub. No. WO92/00819 PCT Pub. Date Jan. 23, 1992.A pulverulent casting auxiliary (6) is removed from a supply tank (1) in the fluidized state and conveyed through a screw conveyor (10) via a continuous-casting mold (12). At the end of the screw conveyor (10) a return line (30) is provided via which the quantity of casting auxiliary (6) not removed at the removal points (19) disposed over the bath surface (18) is returned into the supply tank (1) in a circulating manner.