Patents by Inventor Burkhard Drude

Burkhard Drude 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).

  • Discharge of gases from submarine desalination plants
    Patent number: 4414114
    Abstract: Gases which accumulate in a pressure vessel for the desalination of seawater are discharged into a second vessel and pressurized therein by means of the produced, high-pressure freshwater, for discharging gas into the surrounding sea, after which the freshwater used for pressurization is returned to the desalination vessel. An active system and a passive system are described.
    Type: Grant
    Filed: April 4, 1980
    Date of Patent: November 8, 1983
    Assignee: Mannesmann Aktiengesellschaft
    Inventors: Burkhard Drude, Thomas Peters, Eberhard Klapp, deceased