Electrolytic production of high purity aluminum using...

Details Electrolytic production of high purity aluminum using... Electrolytic production of high purity aluminum using...

C - Chemistry, Metallurgy

25

C

C25C 3/12 (2006.01) C25C 3/06 (2006.01)

Patent

CA 2443124

A method of producing commercial purity aluminum in an electrolytic reduction cell comprising ceramic inert anodes is disclosed. The method produces aluminum having acceptable levels of Fe, Cu and Ni impurities. The ceramic inert anodes used in the process may comprise oxides containing Fe and Ni, as well as other oxides, metals and/or dopants.

La présente invention concerne un procédé de production d'aluminium de pureté commerciale dans un four électrolytique comprenant des anodes inertes en céramique. Ledit procédé permet de produire de l'aluminium présentant des niveaux acceptables d'impuretés de Fe, Cu et Ni. Les anodes inertes en céramique utilisées dans ledit procédé peuvent comprendre des oxydes contenant du Fe et du Ni, ainsi que d'autres oxydes, métaux et/ou dopants.

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