Patents Assigned to Societe Anonyme de Traitement des Metaux et Alliages (SATMA)
  • Process of making etched aluminum sheets and electrolytic capacitors formed therefrom
    Patent number: 4086148
    Abstract: The invention concerns a new alloy composition prepared from refined aluminum which may be applied to the manufacture of thin sheets which are etched and shaped with a view to producing electrolytic capacitors. The alloy is formed by bringing the chromium content of a refined aluminum to a value between 0.002% and 0.2%, the other conventional impurities of refined aluminum being unchanged.
    Type: Grant
    Filed: November 19, 1976
    Date of Patent: April 25, 1978
    Assignee: Societe Anonyme de Traitement des Metaux et Alliages (SATMA)
    Inventor: Michel Badia