Patent · US Expired

Boron nitride/yttria composite components of semiconductor processing equipment and method of manufacturing thereof

US6613442B2 · kind B2 · utility

32Cited by
40References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 29, 2000
Grant dateSep 2, 2003
Priority date
Expiry dateJan 24, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C16/4404
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A corrosion resistant component of semiconductor processing equipment such as a plasma chamber includes a boron nitride/yttria composite containing surface and process for manufacture thereof.

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