Chemistry: electrical and wave energy – Apparatus – Electrolytic
Patent
1983-02-04
1984-02-07
Edmundson, F.
Chemistry: electrical and wave energy
Apparatus
Electrolytic
204 67, C25C 306, C25C 312
Patent
active
044301898
ABSTRACT:
Aluminum is manufactured in a Hall-Heroult cell employing a non-consumable anode having a substantially flat working surface produced by a process wherein at least the portion of a conductive core that is exposed to the electrolyte bath is coated with a composition of higher resistivity than the core composition to provide uniform current density at all regions of the working surface of the anode.
REFERENCES:
patent: 4379033 (1983-04-01), Clark et al.
Clark James M.
Secrist Duane R.
Edmundson F.
Great Lakes Carbon Corporation
Taylor R. Laddie
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