C - Chemistry – Metallurgy – 25 – C
Patent
C - Chemistry, Metallurgy
25
C
C25C 3/12 (2006.01) C25C 3/08 (2006.01) C25C 3/18 (2006.01)
Patent
CA 2113696
An oxidation resistant, non-consumable anode, for use in the electrolytic reduction of alumina to aluminum, has a composition comprising copper, nickel and iron. The anode is part of an electrolytic reduction cell comprising a vessel having an interior lined with metal which has the same composition as the anode. The electrolyte is preferably composed of a eutectic of AlF3 and either (a) NaF or (b) primarily NaF with some of the NaF replaced by an equivalent molar amount of KF or KF and LiF.
Beck Theodore R.
Brooks Richard J.
Brooks Rand Ltd.
Electrochemical Technology Corp.
Ridout & Maybee Llp
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