Patent · US Expired

Surface treatment for ferrous components

US6656293B2 · kind B2 · utility

13Cited by
8References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 2001
Grant dateDec 2, 2003
Priority date
Expiry dateDec 11, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C8/80
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method for treating a surface of a first component wherein at least a portion of the surface of the first component contacts a surface of a second component. The method includes forming a compound layer at at least a portion of the surface of the first component by a thermochemical diffusion treatment and isotropically finishing the at least a portion of the surface of the first component that contacts the surface of the second component.

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