Patent · US Expired

High temperature protective coating

US4996117A · kind A · utility

48Cited by
12References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 25, 1989
Grant dateFeb 26, 1991
Priority date
Expiry dateSep 25, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12931
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A high-temperature protective coating comprising a ceramic material, in particular for structural components of super-alloys, characterized in that at least one oxide of a metal of subcolumn 4 of the periodic table of elements is stabilized with at least one further oxide of a metal and is enveloped in a corrosion-resistant manner, at least in some regions, by at least one ceramic material.

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