Patents by Inventor Edith-Luise Schmeling

Edith-Luise Schmeling 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).

  • Electroless metal plating
    Patent number: 3934054
    Abstract: A method and apparatus for electroless plating of a metal on a workpiece overcomes the problem of metal plating on solid particles suspended in the solution and on those parts of the plating apparatus in contact with the solution by maintaining a concentration of anticatalytic substance, such as lead ions, between about 10.sup.-.sup.6 and 10.sup..sup.-1 mols per liter and maintaining a relative speed of more than about 0.9 meter per second between the solution and those parts of the apparatus in contact with the solution.
    Type: Grant
    Filed: December 3, 1973
    Date of Patent: January 20, 1976
    Assignee: Electro Chemical Engineering GmbH
    Inventors: Edith-Luise Schmeling, Herbert Friebe, Ulrich Reininghaus