Rio Tinto Alcan International Limited

Malcolm Manwaring

Christian Jonville

Jean Camire

Geoffrey Berlin

Daran Emmett

Yvan Foster

Guillaume Servant

The subject of the invention is an anode block (-) made of carbon for a pre-baked anode () for use in a metal electrolysis cell () comprising a higher face (), a lower face (), designed to be laid out opposite a higher face of a cathode (), and four side faces (), and including at least one first groove (-) leading onto at least one of the side faces, in which the first groove has a maximum length Lin a plane parallel to the lower face, and characterized in that the first groove does not lead onto said lower or higher faces, or leads onto said lower or higher faces over a length Lless than half the maximum length L.

Growing community of inventors

Aberglasslyn, Australia

Malcolm Manwaring