Cathode block having a slot with a varying depth and a filled intermediate space

Cathode block having a slot with a varying depth and a filled intermediate space

A cathode block for an aluminium electrolysis cell based on carbon and/or graphite, wherein the cathode block has at least one slot which extends in the longitudinal direction of the cathode block, wherein at least one of the at least one slots has a depth which varies, as seen over the length of th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PFEFFER MARKUS, HILTMANN FRANK
Format: Patent
Sprache:eng
Schlagworte:
APPARATUS THEREFOR
CHEMISTRY
ELECTROLYTIC OR ELECTROPHORETIC PROCESSES
METALLURGY
PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY ORREFINING OF METALS
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Beschreibung
Zusammenfassung:A cathode block for an aluminium electrolysis cell based on carbon and/or graphite, wherein the cathode block has at least one slot which extends in the longitudinal direction of the cathode block, wherein at least one of the at least one slots has a depth which varies, as seen over the length of the cathode block, and at least one busbar is provided in the at least one slot, wherein the intermediate space between the at least one busbar and the wall which bounds the at least one slot with a varying depth is at least partially filled with steel.