Patents by Inventor Bruno Iversen

Bruno Iversen 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).

  • Bitumen or asphalt for the production of road surfaces, road surfaces, and method for the preparation of bitumen or asphalt
    Patent number: 6913416
    Abstract: Bitumen or asphalt for producing a road topping, whereby the bitumen or asphalt contains a proportion of paraffin obtained by Fischer-Tropsch synthesis (FT paraffin). A road topping with the bitumen and a method for producing a corresponding road topping or roadway covering using the bitumen.
    Type: Grant
    Filed: March 20, 2003
    Date of Patent: July 5, 2005
    Assignee: Schuman Sasol GmbH
    Inventors: Günter Hildebrand, Ferdinand Richter, Michael Matthäi, Bruno Iversen, Klaus-Werner Damm
  • Bitumen or asphalt for the production of road surfaces, road surfaces, and method for the preparation of bitumen or asphalt
    Publication number: 20030231928
    Abstract: Bitumen or asphalt for producing a road topping, whereby the bitumen or asphalt contains a proportion of paraffin obtained by Fischer-Tropsch synthesis (FT paraffin). A road topping with the bitumen and a method for producing a corresponding road topping or roadway covering using the bitumen.
    Type: Application
    Filed: March 20, 2003
    Publication date: December 18, 2003
    Applicant: Schumann Sasol GmbH
    Inventors: Gunter Hildebrand, Ferdinand Richter, Michael Matthai, Bruno Iversen, Klaus-Werner Damm
  • Bitumen or asphalt for producing a road topping, road topping and method for the production of bitumen or asphalt
    Patent number: 6588974
    Abstract: The invention relates to bitumen or asphalt for producing a road topping, whereby said bitumen or asphalt contains a proportion of paraffin obtained by Fischer-Tropsch synthesis (FT paraffin). The invention also relates to a road topping with said bitumen and to a method for producing a corresponding road topping or roadway/covering using said bitumen.
    Type: Grant
    Filed: May 16, 2000
    Date of Patent: July 8, 2003
    Assignee: Schümann Sasol GmbH
    Inventors: Günter Hildebrand, Ferdinand Richter, Michael Matthäi, Bruno Iversen, Klaus-Werner Damm
  • BITUMEN OR ASPHALT FOR PRODUCING A ROAD TOPPING, ROAD TOPPING AND METHOD FOR THE PRODUCTION OF BITUMENT OR ASPHALT
    Publication number: 20030002920
    Abstract: The invention relates to bitumen or asphalt for producing a road topping, whereby said bitumen or asphalt contains a proportion of paraffin obtained by Fischer-Tropsch synthesis (FT paraffin). The invention also relates to a road topping with said bitumen and to a method for producing a corresponding road topping or roadway/covering using said bitumen.
    Type: Application
    Filed: May 16, 2000
    Publication date: January 2, 2003
    Inventors: GUNTER HILDEBRAND, FERDINAND RICHTER, MICHAEL MATTHAI, BRUNO IVERSEN, KLAUS-WERNER DAMM