Patent · US Expired

Fiber reinforced sulphur concretes

US4426458A · kind A · utility

11Cited by
5References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 30, 1982
Grant dateJan 17, 1984
Priority date
Expiry dateJul 30, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B28/36
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The inclusion of fibre elements in a sulphur/mineral aggregate composition, for example, a sulphur concrete or mortar, improves the fracture toughness of the composition and retards crack propagation.

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