Patents by Inventor Robert R. Schroeder

Robert R. Schroeder 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).

  • Brazed composite compact implements
    Patent number: 4772294
    Abstract: Disclosed is an improved implement comprising a cemented carbide supported composite abrasive compact which is brazed to a cemented carbide substrate with a brazing filler metal having a liquidus substantially above 700.degree. C. The composite compact preferably is a composite polycrystalline diamond compact. The brazing filler metal is a brazing alloy which has the following composition, by weight:Pd: 20-80%Cr: 2-13%B: 1-4%Ni: balance.
    Type: Grant
    Filed: December 2, 1987
    Date of Patent: September 20, 1988
    Assignee: The General Electric Company
    Inventor: Robert R. Schroeder