Patents Assigned to Societe Anonyme dite Compagnie Europeene d'Accumulateurs
  • Lead-antimony alloys for electrode supports for lead accumulators
    Patent number: 4443405
    Abstract: The grain size and resistance to corrosion of lead-antimony alloys containing less than 4% of antimony and 0.005 to 0.1% copper, are improved by incorporating therein from 0.001 to 0.1% of a mixture of rare earths, preferably misch metal. The alloys may also contain up to 0.5% arsenic or up to 0.8% of tin.
    Type: Grant
    Filed: June 30, 1982
    Date of Patent: April 17, 1984
    Assignee: Societe Anonyme dite Compagnie Europeene d'Accumulateurs
    Inventors: Gerard Dalibard, Nicole Viaud