Patents Assigned to GSF Forshungszentnem für Umwelt und Gesundheit GmbH
  • Method for reducing polychlorinated dibenzodioxins and -furans in exhaust gas
    Patent number: 6924408
    Abstract: In a method for reducing the content of polychlorinated dibenzodioxins and -furans in the exhaust gas of chemical high temperature processes handling process materials, amides or organic oxides are made available to the process under the conditions under which the polychlorinated dibenzodioxins and -furans are generated, which amides comprise of at least one of the group consisting of amidosulfonic acid, hydroxyl amino sulfonic acid and sulfamid in an amount of 0.5 to 10% of the process material.
    Type: Grant
    Filed: April 19, 2002
    Date of Patent: August 2, 2005
    Assignee: GSF Forshungszentnem für Umwelt und Gesundheit GmbH
    Inventors: Dieter Lenoir, Petros Samaras, Karl-Werner Schramm, Antonius Kettrup