Immersion nozzle for metallurgical vessels

Details Immersion nozzle for metallurgical vessels Immersion nozzle for metallurgical vessels

B - Operations, Transporting

22

D

22/57

B22D 41/52 (2006.01) B22D 41/50 (2006.01) B22D 41/58 (2006.01)

Patent

CA 1318105

20337-357 ABSTRACT An immersion nozzle for metallurgical vessels, in particular for attachment to a tundish that precedes an ingot mold used for pouring thin billets has a cross-section in the area of the pouring opening that has a length many times its width. The immersion nozzle (2a) has an upper longitudinal section in the form of a pipe shaft that widens out conically in one plane at its lower end and in another perpendicular plane is narrow, and a lower longitudinal section that makes a transition to a longitudinal flow cross-section that extends over its height, and which in the outlet area has a length : width ratio of from 20 : 1 to 80 : 1.

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