Patents by Inventor Daniel Rouquier

Daniel Rouquier 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).

  • Method for anticorrosive coating and treatment of metal parts
    Patent number: 6656607
    Abstract: The invention concerns a method for producing an anticorrosive coating for metal parts, free of chromium and chromium-based derivatives and in particular hexavalent chromium, preferably to be applied in thin layers while providing highly efficient protection. Said coating consists of the synergistic association of a first metal zinc layer and one or several coating layers obtained by using an aqueous composition containing a particulate metal, an appropriate solvent, a thickening agent and a binder consisting of a silane.
    Type: Grant
    Filed: March 28, 2002
    Date of Patent: December 2, 2003
    Assignee: Dacral
    Inventors: Daniel Rouquier, Benoît Millet