Patent · US Expired

Cathode current collector for aluminum cells

US5071533A · kind A · utility

19Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 15, 1990
Grant dateDec 10, 1991
Priority date
Expiry dateMar 15, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25C3/08
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An aluminum production cell with a non-conductive cell bottom composed predominantly of alumina (1) has a plurality of vertical current collector plates or posts (3), e.g., of steel protected at their upper ends by a carbon body (4), e.g., a plate, slab or cap which contacts the cathodic pool of molten aluminum (10).

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