Patents by Inventor Denis Begue

Denis Begue 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).

  • Coating composition for a metal substrate
    Patent number: 7232479
    Abstract: The invention relates to a coating composition for a metal substrate exhibiting a free outer surface consisting of a metal coating based on zinc or a zinc-based alloy, characterized in that it comprises: silicate(s) of sodium and/or potassium and/or lithium (3-35 wt. %), a tensioning agent (à.01-1 wt. %), the remainder being water in a quantity sufficient to arrive at 100 %.
    Type: Grant
    Filed: March 18, 2003
    Date of Patent: June 19, 2007
    Assignee: Dacral
    Inventors: Jean-Marie Poulet, Alain Chesneau, Georges Leger, Denis Begue
  • Coating composition for a metal substrate
    Publication number: 20060086281
    Abstract: The invention relates to a coating composition for a metal substrate exhibiting a free outer surface consisting of a metal coating based on zinc or a zinc-based alloy, characterized in that it comprises: silicate(s) of sodium and/or potassium and/or lithium (3-35 wt. %), a tensioning agent (0.01-1 wt. %), the remainder being water in a quantity sufficient to arrive at 100 %.
    Type: Application
    Filed: March 18, 2003
    Publication date: April 27, 2006
    Inventors: Jean-Marie Poulet, Alain Chesneau, Georges Leger, Denis Begue
  • Method for forming metal parts by cold deformation
    Patent number: 6598441
    Abstract: The invention concerns a method for forming metal parts by cold deformation, consisting in: (i) mechanically depositing a metal zinc layer on the free surface of the blank of the part to be produced; and (ii) forming said part by plastic deformation.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: July 29, 2003
    Assignee: Dacral S.A.
    Inventors: David Cavaliere, Denis Begue