Patents by Inventor Serge Flandrois

Serge Flandrois 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).

  • Carbon anode for a lithium rechargeable electrochemical cell and a process for its production
    Patent number: 5554462
    Abstract: The present invention concerns a carbon anode for a lithium rechargeable electrochemical cell, comprising a graphite-containing carbon-containing material which includes, prior to electrical cycling, at least a first phase constituted by graphite having a rhombohedral crystal structure and comprising a fraction of more than 10%.
    Type: Grant
    Filed: December 21, 1994
    Date of Patent: September 10, 1996
    Assignee: Saft
    Inventors: Serge Flandrois, Annie Fevrier, Philippe Biensan, Bernard Simon
  • Battery with graphite-manganese chloride insertion compound
    Patent number: 4530888
    Abstract: The present invention relates to a new cathode material constituted by a manganese chloride and graphite material, the process for its preparation as well as the electrochemical batteries which use such a material as cathode.The cathode material according to the present invention is characterized in that it is constituted by an insertion compound of graphite with manganese chloride the formula of which is:C.sub.x MnCl.sub.y psin which:X=5.6.+-.0.1 and y=2.4.+-.0.1.
    Type: Grant
    Filed: May 2, 1983
    Date of Patent: July 23, 1985
    Assignee: Centre National de la Recherche Scientifique
    Inventors: Francis Baron, Serge Flandrois, Adolphe Pacault