Cathode bottom for producing aluminum
AssigneeSgl Cfl Ce GmbH
InventorsRainer SCHMITT, Martin CHRIST
Life of this patent
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Abstract
A cathode bottom, to a method for the production thereof, and to the use thereof in an electrolytic cell for producing aluminium. The cathode bottom has at least two cathode blocks and/or at least one cathode block and at least one sidewall block, which are arranged at a distance from each other. The gap is filled with a pre-compressed graphite plate, composed of expanded graphite and a graphite intercalation compound.
Claims11
1-10. (canceled)
A cathode bottom for an electrolysis cell for producing aluminium, comprising at least two cathode blocks and/or at least one cathode block and at least one side-wall brick, which are arranged at a predetermined distance from one another, the gap being filled with a filler that can be pre-arranged on at least one cathode block or at least one side-wall brick, characterised in that the filler is a pre-compressed graphite plate consisting of expanded graphite and a graphite intercalation compound.
Dependencies are inferred from the claim text.