Patent · US Active

Controlled zone microwave plasma system

US7603963B2 · kind B2 · utility

1Cited by
17References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 2006
Grant dateOct 20, 2009
Priority date
Expiry dateJan 25, 2027

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05H1/475
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An apparatus and method for initiating a process gas plasma. A conductive plate having a plurality of conductive fingers is positioned in a microwave applicator. An arc forms between the conductive fingers to initiate the formation of a plasma. A transport mechanism may convey process materials through the plasma. A spray port may be provided to expel processed materials.

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