Patents by Inventor Jan C. van der Peyl

Jan C. van der Peyl 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).

  • Patent number: 4261117
    Abstract: A dredging vessel, specifically intended for the dredging of rivers or similar water courses, equipped with propulsion means allowing the vessel to move independently through the water; an adjustable suction line, with suction head, connected to the suction side of a pump installed in the vessel; and a discharge pipe, connected to the delivery side of the pump, rotatable about an approximately vertical axis and terminating in a nozzle with adjustable passage opening.
    Type: Grant
    Filed: January 24, 1979
    Date of Patent: April 14, 1981
    Assignee: DHV Raadgevend Ingenieursbureau BV
    Inventor: Jan C. van der Peyl