Patents by Inventor Francois Cossé

Francois Cossé has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Hypereutectic aluminium-silicon alloy product for semi-solid forming
    Patent number: 6200396
    Abstract: This invention relates to a eutectic or hypereutectic aluminium-silicon alloy product suitable for thixoforming, comprising (by weight) 10 to 30% silicon and, if applicable, copper (<10%), magnesium (<3%), manganese (<2%), iron (<2%), nickel (<4%), cobalt (<3%) and other elements (<0.5% each and 1% in total), the microstructure of which is composed of primary silicon crystals, equiaxed type aluminium dendrites less than 4 mm in size and a eutectic composed of eutectic silicon grains and eutectic aluminium grains less than 4 mm in size.
    Type: Grant
    Filed: December 7, 1999
    Date of Patent: March 13, 2001
    Assignee: Aluminium Pechinay
    Inventors: Gerard Laslaz, Francois Cossé, Michel Garat