Patents by Inventor Rudolf Kirch

Rudolf Kirch 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).

  • Decontamination of waste water
    Patent number: 4954230
    Abstract: Heavy metal and oxidizable contaminants are removed from waste water by electrolysis to obtain metallic precipitation of the heavy metal on a stainless steel cathode while simultaneously other contaminants are oxidized on a lead oxide coated titanium or graphite anode; certain additives may be used to break up complex components; subsequently the partially decontaminated electrolyte is passed through an adsorber column for further removal of said contaminants.
    Type: Grant
    Filed: February 24, 1988
    Date of Patent: September 4, 1990
    Assignee: Dornier System GmbH
    Inventor: Rudolf Kirch