Arc furnace bottom construction
AssigneeOutokumpu Oyj
InventorEero Väänänen
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Abstract
An arc furnace bottom construction for maintaining the outer surface temperature of the bottom construction essentially at least on the lower part of the arc furnace essentially close to the temperature surrounding the arc furnace. The bottom construction contains at least two constructions to be cooled and being positioned to each other in different heights seen from the side view.
Claims13
An arc furnace bottom construction for maintaining an outer surface temperature of the arc furnace bottom construction at least at a lower part of an arc furnace essentially close to a temperature surrounding the arc furnace, wherein the bottom construction comprises at least two separate constructions to be cooled, wherein the at least two separate constructions comprise at least an upper construction and a lower construction,
- the upper construction is positioned at a first height seen from a side view and the lower construction is positioned at a second height seen from the side view, the first height being different from the second height, and
- the lower construction is attached to an external jacket of the arc furnace and is movable with respect to a supporting framework of the arc furnace.
Dependencies are inferred from the claim text.