Patent · US Expired

High temperature equipment

US6548161B1 · kind B1 · utility

5Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 18, 1999
Grant dateApr 15, 2003
Priority date
Expiry dateMay 18, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/26
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

Provided is high temperature equipment, such as gas turbine high temperature portion, usable in high temperature corrosion environment due to corrosive components and in erosion environment due to flying particles. Coating layer (2) in which Cr3C2 is finely dispersed in matrix MCrAlY, where weight ratio of MCrAlY/Cr3C2 is 1/1 to 3/1, is formed on base material (1) as sprayed coating and then diffusion heat treatment is added.

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