Patent · US Expired

Gas impermeable coating for a refractory article

US5094692A · kind A · utility

21Cited by
7References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 16, 1990
Grant dateMar 10, 1992
Priority date
Expiry dateMay 16, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2111/0087
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Coating impermeable to air at the operating temperatures applied on a piece of refractory material for the continuous casting of steel so as to reduce the aspiration of air due to the permeability of the refractory. This coating is preferably comprised of viscous phases at the operating temperature of the piece of refractory material.

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