Chemistry: electrical and wave energy – Apparatus – Electrolytic
Patent
1987-12-02
1989-04-25
Valentine, Donald R.
Chemistry: electrical and wave energy
Apparatus
Electrolytic
204288, 204289, 204294, C25C 316, C25C 700, C25C 312
Patent
active
048245437
ABSTRACT:
An improved electrode for an electrolytic reduction cell is disclosed which comprises a nonmetallic electrode having a top surface, a central bore in the top surface, a central metal current source comprising a metal shaft or rod in the central bore, and side bores extending from the central bore toward the sides of the electrode having metallic portions therein to provide lateral current distribution from the central current source. In a preferred embodiment, the side bores are filled with metal in situ by pouring molten metal such as cast iron into the central bore to lock the central shaft in place wherein the molten metal will flow, during such filling, into the side bores to provide intimate contact with the sidewalls of side bores to provide improved lateral current distribution from the central current source across said electrode.
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Fisher Donald C.
Luffy John W.
Peterson Richard W.
Alexander Andrew
Aluminum Company of America
Taylor John P.
Valentine Donald R.
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