Patent ID: 9502220
Filing Date: 2016-11-22
CPC Classification: H01J,H01L

Claim Text:
1. A plasma processing apparatus that performs plasma processing on a substrate held on a transport carrier which has an annular frame and a holding sheet, the plasma processing apparatus comprising: a chamber that has a process chamber configured to be decompressed; a plasma excitation device that generates plasma in the process chamber; a stage in the chamber, on which the transport carrier is loaded; a cooling mechanism configured to cool the stage; a cover that covers a part of the holding sheet and at least a part of the frame of the transport carrier loaded on the stage and that has a window section through which at least a part of the substrate is exposed to plasma; and a movement device that changes a relative position of the cover with respect to the frame, wherein the cover has a correction member that protrudes from the roof section and/or the side section toward the frame loaded on the stage and presses the frame onto the stage to correct warpage of the frame, and the correction member has at least one protruding portion that protrudes at least from the roof section toward the frame.