Bitumen or asphalt for the production of road surfaces, road surfaces, and method for the preparation of bitumen or asphalt

US6913416B2 · kind B2 · utility

Assignee

• Schuman Sasol GmbH · DE

Inventors

• Günter Hildebrand · Meuselwitz, DE
• Ferdinand Richter · Hamburg, DE
• Michael Matthai · Henstedt-Ulzburg, DE
• Bruno Iversen · Hamburg, DE
• Klaus-Werner Damm · Chagrin Falls, US

Key dates

• Filing date: Mar 20, 2003
• Grant date: Jul 5, 2005
• Expiry date: Mar 20, 2023

Classification

• Technology area (CPC E): Fixed Constructions
• CPC primary: E01C19/104
• WIPO field: Civil engineering
• WIPO sector: Other fields

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.