Patent ID: 9683290
Date: 2017-06-20
CPC Classifications: C23C,H01L

Claim:
1. A substrate processing apparatus for performing a process by supplying a processing gas on a substrate while rotating the substrate mounted on a rotary table in a vacuum container, comprising: a container main body used as a bottom portion of the vacuum container and having a side wall and a container bottom portion; a cover part configured to be detachably installed with respect to the container main body to open and close the container main body, the cover part being used as a ceiling portion of the vacuum container; a rotary cylindrical part extending from the rotary table to below the container bottom portion via a through-hole in the container bottom portion, said rotary cylindrical part rotates about a shaft so that the rotary table is rotated in a circumferential direction; a bottom portion formation part provided below the container bottom portion to surround a lower portion of the rotary cylindrical part and a bottom end of a pillar, an upper end of the bottom formation part is in contact with a lower surface of the bottom portion of the container main body forming a bottom central portion of the container main body;