Patent · US Expired

Apparatus for continuous preparation of sulfur asphalt binders and paving compositions

US4155654A · kind A · utility

12Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 1978
Grant dateMay 22, 1979
Priority date
Expiry dateJul 28, 1998

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE01C19/45
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Apparatus is disclosed for continuous preparation of a blend of liquid sulfur in fluid asphalt in specified proportions to provide a dispersion of fine sulfur droplets in the asphalt, particularly suitable for coating onto aggregate to form "hot mix" for asphalt concrete of improved strength.

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