Patents Assigned to ReDeLa Herstellung und Vertrieb von Baustoffen GmbH
  • Filler for a bituminous mixture
    Patent number: 5669966
    Abstract: A filler for a bituminous mixture, particularly asphalt mastic, includes a mixture of a stone-like natural product, for example, rock dust, and an industrial product in the form of pulverized resin with cellulose fiber substances. Approximately 80 percent of the mixture preferably have a grain size of less than 0.09 mm. The pulverized resin with cellulose fiber materials is produced particularly as a dust-like abrasion product during the grinding, cutting or drilling processing of clutch linings or brake linings.
    Type: Grant
    Filed: December 7, 1995
    Date of Patent: September 23, 1997
    Assignee: ReDeLa Herstellung und Vertrieb von Baustoffen GmbH
    Inventor: Erhard Goldbach