GAS-EXCITING APPARATUS HAVING ELECTRODE CONTAINING INSULATING COATING LAYER AND GAS-EXCITING PROCESS

摘要

An apparatus for exciting a gas, comprising at least one pair of electrodes connecting with an alternate current electric source in a housing having an inlet opening for the gas to be treated and an outlet opening for a treated gas, the pair being a combination of a protected electrode and a protected electrode, or a combination of a protected electrode and an exposed electrode, wherein at least one protected electrode is composed of a core electrode with an insulating coating layer carried thereon and covering an entire surface thereof is disclosed.