Patent · US Expired

Powder feed composition for forming a refraction oxide coating, process used and article so produced

US5304519A · kind A · utility

13Cited by
9References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 28, 1992
Grant dateApr 19, 1994
Priority date
Expiry dateOct 28, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2235/765
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A thermal spray powder feed coating composition composed of stabilized zirconia mixed with zircon and a selected oxide, such as yttria, to form a refractory oxide coating ideally suited for hearth rolls for annealing steel Process for producing the coating and the coated article so produced is also disclosed.

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