Patents Assigned to Hammann AG
  • Installation for the removal and the deactivation of organisms in the ballast water
    Patent number: 7198713
    Abstract: Installation for the removal and the deactivation of organisms in the ballast water, with the following characteristic features: a first feed pump for conveying the ballast water, an equipment for gravity precipitation of coarser solids and bigger organisms, connected to the first feed pump, and/or a backwashable filtration equipment, a downstream side connected equipment for the deactivation of micro-germs.
    Type: Grant
    Filed: February 3, 2004
    Date of Patent: April 3, 2007
    Assignee: Hammann AG
    Inventors: Knud Hamann, Holger Hamann