Patent ID: 11915927
Assignee: KOKUSAI ELECTRIC CORPORATION
Field: Surface technology, coating (Chemistry)
Classification: CPC H  C | IPC C  H

Claim 0:
1. A substrate processing apparatus comprising:
a process chamber in which a substrate is capable of being accommodated; and
a gas supply system configured to supply a first process gas into the process chamber,
wherein the gas supply system comprises:
a first gas supply port configured to supply the first process gas from an outer periphery of the substrate toward a center of the substrate;
a second gas supply port configured to supply the first process gas from the outer periphery of the substrate along a direction more inclined toward the outer periphery of the substrate than a direction from the outer periphery of the substrate toward the center of the substrate; and
a storage part configured to temporarily store the first process gas to be supplied to at least one of the first gas supply port and the second gas supply port.