Patent · US Expired

MCrAlY-coating

US7094475B2 · kind B2 · utility

34Cited by
22References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 2002
Grant dateAug 22, 2006
Priority date
Expiry dateJan 28, 2023

Classification

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

Abstract

A gas turbine component consists of a superalloy base material with a single crystal structure and a protective MCrAlY-coating (6). The MCrAlY-coating (6) has a g/g′ single crystal structure, which is epitaxial with the base material. It has be determined the critical factors for the successful epitaxial and crack-free growth of the MCrAlY-coating (6).

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