Patents by Inventor Elmer J. Wendell

Elmer J. Wendell 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 for improving the formability and weldability properties of zinc coated sheet steel
    Patent number: 5714049
    Abstract: A post plating or post coating method for improving formability and weldability properties in sheet steel product having a protective zinc or zinc alloy layer formed on at least one surface thereof. The steps of the method comprise immersing the sheet steel product into a bath containing at least zinc to apply the protective layer, removing the sheet steel product from the bath, the sheet steel product having a protective zinc or zinc alloy layer formed on at least one surface thereof, and applying an alkaline solution to the protective layer to form a zinc oxide layer thereon, the alkaline solution being applied at a location outside the bath.
    Type: Grant
    Filed: December 16, 1996
    Date of Patent: February 3, 1998
    Assignee: Bethlehem Steel Corporation
    Inventors: C. Ramadeva Shastry, Stavros G. Fountoulakis, Elmer J. Wendell
  • Process for improving the formability and weldability properties of zinc coated sheet steel
    Patent number: 5660707
    Abstract: A post plating or post coating method for improving formability and weldability properties in sheet steel product having a protective zinc or zinc alloy layer formed on at least one surface thereof. The steps of the method comprise immersing the sheet steel product into a bath containing at least zinc to apply the protective layer, removing the sheet steel product from the bath, the sheet steel product having a protective zinc or zinc alloy layer formed on at least one surface thereof, and applying an alkaline solution to the protective layer to form a zinc oxide layer thereon, the alkaline solution being applied at a location outside the bath.
    Type: Grant
    Filed: December 16, 1996
    Date of Patent: August 26, 1997
    Assignee: Bethlehem Steel Corporation
    Inventors: C. Ramadeva Shastry, Stavros G. Fountoulakis, Elmer J. Wendell