Patent · US Expired

Gas purification device

US6548027B1 · kind B1 · utility

5Cited by
7References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 30, 1999
Grant dateApr 15, 2003
Priority date
Expiry dateDec 30, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2219/0894
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A reactor particularly for the plasma treatment of internal combustion engine exhaust gases, in which a power supply and reactor bed are connected directly and enclosed in an earthed metal chamber which both isolates the high voltage power supply and acts as a Faraday cage preventing the emission of electromagnetic radiation from the power supply or plasma.

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