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US 8,409,494 B2Granted
Slag discharge door apparatus for electric furnace
AssigneeHyundai Steel Company
InventorsJoonseong Ki, Jinill Hwang
Life of this patent
Estimating the term…
Abstract
A slag discharge door apparatus for an electric furnace is disclosed. The apparatus includes a door which is operated by a door operator to open or close a slag discharge outlet of the electric furnace, and a door support which supports the door in such a way that a portion of a lower end of the door overlaps with the door support, so that slag is inhibited from leaking out of the electric furnace through the slag discharge outlet.
Claims13
An electric furnace apparatus, comprising:
- a door movable between an open position and a closed position, configured to open a slag discharge outlet in the open position and further configured to close the slag discharge outlet in the closed position;
- a door support supporting the door located in the closed position,
- wherein the door support comprises a recessed portion configured to receive an end portion of the door, the end portion having a bottom surface and a side surface, wherein the recessed portion comprises first and second surfaces, which oppose the bottom and side surfaces of the door in the closed position, respectively;
- and
- a slag remover configured to remove solidified slag in the recessed portion.
2 more elements
Dependencies are inferred from the claim text.