Patent ID: 9536797
Date: 2017-01-03
CPC Classifications: H01L

Claim:
1. A substrate treatment apparatus comprising: a processing chamber configured to be capable of storing a substrate; a substrate holder disposed in the processing chamber and configured to be capable of holding the substrate; a sublimation removing unit configured to remove, by sublimation, a sublimating material filled between structures formed on a surface of a substrate held by the substrate holder; a sublimation status detecting unit configured to detect a progress or an end point of sublimation removal of the sublimating material; a liquid supplying unit configured to supply, to a surface of the substrate, a sublimating material containing liquid containing a sublimating material; and a precipitating unit configured to precipitate the sublimating material between the structures by vaporizing a portion of the sublimating material containing liquid supplied to the surface of the substrate.