公开(公告)号：US20240335876A1

公开(公告)日：2024-10-10

申请号：US18579799

申请日：2022-06-23

Applicant: ArcelorMittal

Inventor： Bertrand BELE ,  Jean-Marie GALPIN ,  William P UMLAUF ,  Johnny C BRANNBACKA

IPC: B22F9/08 ,  B33Y40/00

CPC classification number: B22F9/082 ,  B33Y40/00 ,  B22F2009/0888 ,  B22F2301/35

Abstract: A reservoir of molten metal atomizer including i) a tundish including a) a bottom and a side substantially delimiting a central cavity whose bottom comprises a central portion and a periphery, b) at least one discharging zone in the form of a top-opened recess in the side of the tundish and including a bottom positioned at most at the level of the periphery of the bottom of the central cavity, a discharging opening in the bottom and a shut-off device for the discharging opening, ii) a bell whose lip is positioned towards the bottom of the tundish, the bell being substantially centered on the tundish and extending above at least 50% of the bottom of the tundish, the bell including in its upper section a gas injector. The process thereof is also provided.