Patent ID: 7419550
Filing Date: 2008-09-02
Classification: H01L

Abstract:
1. An oxidizing unit comprising; a processing container whose inside can be vacuumed, the processing container having a predetermined length; a supplying unit of an oxidative gas provided at one end of the processing container; a plurality of supplying units of a reducing gas provided at a plurality of positions in a longitudinal direction of the processing container; a holding unit that supports a plurality of objects to be processed at a predetermined pitch, and that can be arranged in the processing container; and a controlling unit that selects a predetermined supplying unit from the plurality of reducing gas supplying units, based on the number of objects to be processed in the processing container, and based on the positions of the plurality of objects to be processed in the processing container, whereby the controlling unit controls the plurality of reducing gas supplying units so as to supply reducing gas into the processing container only from the predetermined supplying unit.