Patents by Inventor Jan Wytze Van Der Herberg

Jan Wytze Van Der Herberg 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).

  • Biological waste fluid cleaner
    Patent number: 5895567
    Abstract: The invention relates to an apparatus for cleaning organic waste material from waste fluid. This comprises a container at least partially filled with carrier elements, a waste fluid feed debouching into the container close to a vertical end, a fluid outlet connected to the container close to the opposite vertical end, carrier circulation means comprising a pump for pumping round water with carrier elements taken up therein, provided with a pump inlet and outlet respectively close to opposing vertical ends of the container, a sediment drain at the bottom of the container and control means for periodically switching on the carrier circulation means.
    Type: Grant
    Filed: July 8, 1997
    Date of Patent: April 20, 1999
    Assignee: Patent Care B.V.
    Inventor: Jan Wytze Van Der Herberg