Patent · US Expired

Refractory surfaces for alumina reduction cell cathodes and methods for providing such surfaces

UST993002I4 · kind I4 · defensive publication

2Cited by
0References
53Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 1979
Grant dateApr 1, 1980
Priority date
Expiry dateMay 29, 1999

Classification

  • Technology area (CPC —)General

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