| 摘要 |
<p>This invention relates to a method of substituting an inert gas by blowing out an inert gas into a vessel while the opening of the vessel is covered with an inert gas substitution unit (5, 20) having inert gas outlet (7, 30) so as to substitute the inert gas in the vessel, and covering the opening of the vessel with a lid film (15) after substitution. The invention discloses also an inert gas substitution unit (5) having a flat plate on which the inert gas outlet (7) is formed. Disclosed also is an inert gas substitution unit (20) having a chamber (21) whose bottom surface is open and blowing an inert gas into the vessel while covering the opening of the vessel with the chamber (21).</p> |
