Patent · US Expired

Substrate protected by superalloy bond coat system and microcracked thermal barrier coating

US7294413B2 · kind B2 · utility

4Cited by
12References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 2005
Grant dateNov 13, 2007
Priority date
Expiry dateJul 8, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12944
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A protected article includes a substrate having a surface, and a protective system overlying and contacting a first portion of the surface of the substrate. The protective system has a nickel-base superalloy bond coat, an aluminide layer overlying and contacting the bond coat, and a dense vertically microcracked ceramic thermal barrier coating overlying and contacting the aluminide layer.

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