Patent ID: 6850012

Claim:
An plasma processing apparatus comprising: a process chamber in which an inner side thereof is under a vacuum condition and having an electrode on an inside thereof, the electrode enabling mounting of a sample wafer thereon; a cover plate consisting of an insulating material being mounted on an upper side of the process chamber; at least one system of an induction coil supplied with an electric power for generating a plasma inside said process chamber including at least one turn of the induction coil wound above the electrode; wherein the at least one turn of the induction coil is divided into a plurality of arc portions disposed inside the cover plate so as to be on a vacuum side of the process chamber, and at least one connecting portion for connecting an end of one arc portion with an end of another arc portion, the at least one connecting portion having at least one part which is disposed in the atmosphere outside of the cover plate and which consists of thermally conductive material.