Patent · US Expired

Metal fibre concrete, cementitious matrix and pre-mixes for preparing matrix and concrete

US6478867B1 · kind B1 · utility

18Cited by
3References
48Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJun 28, 2000
Grant dateNov 12, 2002
Priority date
Expiry dateJun 28, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2201/50
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The invention concerns a concrete obtained by mixing with water, cement, granular elements, elements with puzzolanic reaction, constituents capable of improving the toughness of the matrix, metal fibers and at least a dispersing agent, in specified conditions and proportions. Said concrete has improved properties compared to prior art concrete comprising metal fibers.

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