Patent · US Expired

Circular waveguide plasma microwave sterilizer apparatus

US5325020A · kind A · utility

43Cited by
31References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1992
Grant dateJun 28, 1994
Priority date
Expiry dateOct 15, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05H1/46
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An apparatus for plasma sterilization includes a sterilization chamber and at least one microwave plasma generator for producing gas plasma products communicating therewith. The microwave plasma generator comprises a cylindrical metal waveguide and an axially concentric antenna extending into the waveguide. The plasma generator includes an inner plasma container made of a electromagnetic transparent material.

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