Patent · US Expired

Plasma processing method and apparatus using electron cyclotron resonance

US5182495A · kind A · utility

9Cited by
5References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 29, 1990
Grant dateJan 26, 1993
Priority date
Expiry dateNov 29, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2237/0206
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

In a plasma processing apparatus using ECR, faces in contact with plasma excepting a substance to be processed are covered by an insulating material. By such configuration, discharge caused between the plasma and the substance to be processed in plasma processing is prevented beforehand.

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