Patent ID: 7640946
Filing Date: 2010-01-05
Classification: C23C,H01L,Y10T

Abstract:
1. A vacuum processing apparatus comprising: a processing vessel having an inside that can be depressurized, the processing vessel including a vessel main body having an upper opening and a lid for airtightly closing the upper opening of the vessel main body; a lid support mechanism for opening or closing the upper opening of the vessel main body by moving the lid; and a source material vessel system disposed above the lid and having a source material vessel which accommodates therein a source material, the source material vessel system supplying a source gas generated from the source material into the processing vessel, wherein the source material vessel system further includes a source gas supply line, extending from the source material vessel to an upper portion of the lid, for supplying the source gas into the processing vessel through the lid, wherein the vacuum processing apparatus further comprises an additional gas supply line for supplying a carrier gas or a cleaning gas, and wherein the additional gas supply line is introduced into the vessel main body from outside of the vessel main body, and wherein the additional gas supply line extends through the vessel main body, and then extends through the lid and is connected to the source gas supply line, and wherein the carrier gas or the cleaning gas is introduced into the inside of the processing vessel by first passing through the additional gas supply line, then through the source gas supply line, and then into the inside of the processing vessel.