Steel ladle taper plate assemblies
AssigneeUnited States Steel Corporation
InventorsRakesh K. Dhaka, Mathew T. Mathew, David J. Radakovic
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Abstract
Taper plate assemblies are disclosed that may be installed on the top of steel casting ladles to restrain and maintain refractory lining materials in compression during casting operations. The taper plate assemblies include a generally conical taper plate supported by a ring-shaped support flange and a support collar. The taper plate is located at least partially above a refractory top ring that may comprise a castable refractory material, and is designed to maintain the refractory top ring in compression during multiple casting operations.
Claims33
A taper plate assembly for a steel casting ladle, the assembly comprising:
- an annular support flange attached to the support collar and extending radially outward from the support collar;
- and
- a generally conical taper plate extending upward and radially inward from the support flange at a taper plate angle AT of greater than 30° measured from a vertical direction.
A steel casting ladle comprising:
- a ladle shell;
- and
- a taper plate assembly attached to an upper edge of the ladle shell, wherein the taper plate assembly comprises:
- an annular support flange attached to the support collar and extending radially outward from the support collar;
- and
- a generally conical taper plate extending upward and radially inward from the support flange at a taper plate angle AT of greater than 30° measured from a vertical direction.
Dependencies are inferred from the claim text.