Patent ID: 8276891
Filing Date: 2012-10-02
Classification: F17D

Abstract:
1. A gas mixture supplying method, comprising: providing one or more typical gases in a gaseous state from respective gas supply units through plural gas supply lines to a common pipeline to form a first gas mixture; providing a first filter within the common pipeline to remove particles from the first gas mixture, the first filter provided at a point in the common pipeline that is downstream of the plural gas supply lines; supplying a liquid source material from a liquid source supply unit to a vaporizing unit; heating the liquid source material within the vaporizing unit to form a liquid source gas; supplying the vaporized liquid source gas to the common pipeline at a point downstream of the first filter in the common pipeline; mixing the vaporized liquid source gas with the first gas mixture to form a second gas mixture; and supplying the second gas mixture from a gas outlet of the common pipeline into a region of use of the second gas mixture.