Patents by Inventor Karl R. Bachert

Karl R. Bachert 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).

  • Means for plating the inner surface of tubes
    Patent number: 4125447
    Abstract: Means for plating the inside of metal cylinders. A tube or pipe to be plated is mounted in a mounting which seals the ends of the tube. Oscillatable means mount an anode so that the anode extends through the tube. A pump circulates an electrolyte through the tube. A source of electricity connected between the anode and the tube. A brush is connected to the anode to scrub the interior surface of the tube as the anode oscillates, to provide a uniform surface.
    Type: Grant
    Filed: March 24, 1978
    Date of Patent: November 14, 1978
    Inventor: Karl R. Bachert