Patent · US Expired

Refractory brick

US5552354A · kind A · utility

2Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 16, 1995
Grant dateSep 3, 1996
Priority date
Expiry dateMar 16, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B35/76
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The present invention pertains to a refractory brick based on at least one refractory metal oxide in a particle fraction of <8 mm containing 4 to 30 wt. % of a very fine refractory fraction, prepared by firing below a temperature at which the particles of the very fine refractory fraction sinter by recrystallization with grain growth.

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