Patents by Inventor Zeger Alexander Eduarol Pieter Vroon

Zeger Alexander Eduarol Pieter Vroon 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).

  • CORROSION PROTECTIVE LAYER
    Publication number: 20100276288
    Abstract: The invention is directed to a corrosion protective layer, a process for providing an anodisable metal surface with a corrosion protective layer, a metal surface obtainable by such process, and the use thereof. The invention provides a corrosion protective layer, comprising the metal in oxidised form and an XyOz network, wherein said layer is essentially free of hexavalent chromium, and wherein y is 1-3, z is 1-3, and X is chosen from the group consisting of Si, Al, Ti, Zr, Ce,Mo and Mg.
    Type: Application
    Filed: October 9, 2008
    Publication date: November 4, 2010
    Applicant: Nederlandse Organisatie voor toegepast-natuurweten schappelijk onderzoek TNO
    Inventors: Arjan Hovestad, Zeger Alexander Eduarol Pieter Vroon