Patent 8168128 was granted and assigned to Edwards (company) on May, 2012 by the United States Patent and Trademark Office.
A plasma reactor (10) comprises a microwave resonant cavity (12) having a gas inlet (18) and a gas outlet (20), a waveguide (14) for conveying microwave radiation to the resonant cavity, and a plasma torch (40) for injecting into the resonant cavity a plasma stream containing ions for reacting with a gas flowing from the gas inlet (18) to the gas outlet (20).