Patents by Inventor Graham W. Poag

Graham W. Poag 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).

  • Process and alloy for decorative galvanizing of steel
    Patent number: 6863748
    Abstract: A process and an alloy for galvanizing non-reactive steel and mixed or moderately reactive steel for providing a decorative spangle to the galvanized coating. The alloy contains 0.1 to less than 0.8 wt % tin, 0.05 to 0.2 wt % bismuth, 0.001 to 0.008 wt % aluminum, and optionally 0 to 0.1 wt % nickel, the balance zinc of commercial purity.
    Type: Grant
    Filed: December 26, 2002
    Date of Patent: March 8, 2005
    Assignee: Teck Cominco Metals Ltd.
    Inventors: John Zervoudis, Victor M. Duarte, Graham W. Poag
  • Process and alloy for decorative galvanizing of steel
    Publication number: 20030124380
    Abstract: A process and an alloy for galvanizing non-reactive steel and mixed or moderately reactive steel for providing a decorative spangle to the galvanized coating. The alloy contains 0.1 to less than 0.8 wt % tin, 0.05 to 0.2 wt % bismuth, 0.001 to 0.008 wt % aluminum, and optionally 0 to 0.1 wt % nickel, the balance zinc of commercial purity.
    Type: Application
    Filed: December 26, 2002
    Publication date: July 3, 2003
    Inventors: John Zervoudis, Victor M. Duarte, Graham W. Poag
  • Process and alloy for decorative galvanizing of steel
    Patent number: 6569268
    Abstract: A process and an alloy for galvanizing non-reactive steel and mixed or moderately reactive steel for providing a decorative spangle to the galvanized coating. The alloy contains 0.1 to less than 0.8 wt % tin, 0.05 to 0.2 wt % bismuth, 0.001 to 0.008 wt % aluminum, and optionally 0 to 0.1 wt % nickel, the balance zinc of commercial purity.
    Type: Grant
    Filed: October 16, 2000
    Date of Patent: May 27, 2003
    Assignee: Teck Cominco Metals Ltd.
    Inventors: John Zervoudis, Victor M. Duarte, Graham W. Poag