Patent · US Expired

Bitumen or asphalt for producing a road topping, road topping and method for the production of bitumen or asphalt

US6588974B2 · kind B2 · utility

46Cited by

7References

13Claims

0Family size

Assignee

SchÃƒÂ¼mann 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	May 16, 2000
Grant date	Jul 8, 2003
Priority date	—
Expiry date	May 16, 2020

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE01C19/104
WIPO fieldCivil engineering
WIPO sectorOther fields

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.