Patents by Inventor Jorg Wahnelt

Jorg Wahnelt 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).

  • Bath and process for galvanic separation of palladium-nickel alloys
    Patent number: 4299672
    Abstract: A bath and process for the electrodeposition of palladium-nickel alloys. The bath comprises sequestering agents for the metal ions therein. Examples of such sequestering agents are glycine, aminopropionic acid, glyoxylic acid, triethylene tetramine, beta-dihydroxyphenyl-alpha-aminobutyric acid, 5-keto-valerianic acid, acetone dicarboxylic acid, polyethylene polyimine and butanone-3-carboxylic acid. The bath has good stability and produces bright deposits.
    Type: Grant
    Filed: December 29, 1975
    Date of Patent: November 10, 1981
    Assignee: Schering Aktiengesellschaft
    Inventors: Hans-Jurgen Ehrich, Jorg Wahnelt