Patents by Inventor Dennis Pahl

Dennis Pahl 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 Treating and Sticking Work Pieces Made of Metal or a Metal Alloy Comprising a Hydrated Oxide and/or Hydroxide Layer
    Publication number: 20110111236
    Abstract: A method for treating a bond area of a workpiece, and a method for adhesively bonding workpieces are disclosed. The method for treating a bond area of a workpiece includes cleaning the bond area, activating the bond area, coating at least a portion of the bond area with an adhesion promoter, and chemically transforming the adhesion promoter with an aftertreatment. The method for adhesively bonding workpieces includes cleaning a bond area of a first workpiece, activating the bond area, coating at least a portion of the bond area with an adhesion promoter, chemically transforming the adhesion promoter with an aftertreatment, applying an adhesive to the bond area, bringing the other workpiece into contact with the first workpiece, and curing the adhesive.
    Type: Application
    Filed: July 13, 2005
    Publication date: May 12, 2011
    Inventors: Dennis Pahl, Norman Blank, Uwe Hartmann, Michael Stege