Patents by Inventor Yvan Foster

Yvan Foster 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).

  • Grooved anode for electrolysis cell
    Patent number: 8628646
    Abstract: The subject of the invention is an anode block (13, 13a-13e) made of carbon for a pre-baked anode (4) for use in a metal electrolysis cell (1) comprising a higher face (24), a lower face (23), designed to be laid out opposite a higher face of a cathode (9), and four side faces (21,22,34), and including at least one first groove (31a-31e) leading onto at least one of the side faces, in which the first groove has a maximum length Lmax in a plane parallel to the lower face, and characterized in that the first groove does not lead onto said lower or higher faces, or leads onto said lower or higher faces over a length L0 less than half the maximum length Lmax.
    Type: Grant
    Filed: July 21, 2010
    Date of Patent: January 14, 2014
    Assignee: Rio Tinto Alcan International Limited
    Inventors: Geoffrey Berlin, Jean Camire, Daran Emmett, Yvan Foster, Guillaume Servant, Christian Jonville, Malcolm Manwaring
  • GROOVED ANODE FOR ELECTROLYSIS CELL
    Publication number: 20120125784
    Abstract: The subject of the invention is an anode block (13, 13a-13e) made of carbon for a pre-baked anode (4) for use in a metal electrolysis cell (1) comprising a higher face (24), a lower face (23), designed to be laid out opposite a higher face of a cathode (9), and four side faces (21,22,34), and including at least one first groove (31a-31e) leading onto at least one of the side faces, in which the first groove has a maximum length Lmax in a plane parallel to the lower face, and characterized in that the first groove does not lead onto said lower or higher faces, or leads onto said lower or higher faces over a length L0 less than half the maximum length Lmax.
    Type: Application
    Filed: July 21, 2010
    Publication date: May 24, 2012
    Applicant: RIO TINTO ALCAN INTERNATIONAL LIMITED
    Inventors: Geoffrey Berlin, Jean Camire, Daran Emmett, Yvan Foster, Guillaume Servant, Christian Jonville, Malcolm Manwaring