Patent · US Expired

Retrofit aluminum smelting cells using inert anodes and method

US6551489B2 · kind B2 · utility

3Cited by
30References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 12, 2001
Grant dateApr 22, 2003
Priority date
Expiry dateJan 12, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25C3/12
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Conventional aluminum smelting cells are retrofitted with inert anode assemblies which replace the consumable carbon anodes of the cell. The inert anode assemblies may include multiple inert anodes, and may also include insulation for reducing heat loss during operation of the retrofit cells.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.