초록 ▼

An inert gas substitution method comprising blowing an inert gas into a container in the state wherein an opening of a container is covered with an inert gas substitution apparatus (5, 20) having an inert gas blow opening (7, 30), thereby substituting the inert gas within the container, and after su

An inert gas substitution method comprising blowing an inert gas into a container in the state wherein an opening of a container is covered with an inert gas substitution apparatus (5, 20) having an inert gas blow opening (7, 30), thereby substituting the inert gas within the container, and after substitution, covering the opening of the container with a cover material film (15). An inert gas substitution apparatus (5) formed with an inert gas blow opening (7) and having a plate of which bottom surface is flat. An inert gas substitution apparatus (20) having a chamber (21) of which bottom surface is open, the chamber (21) covering an opening of a container to blow an inert gas into the container.

대표청구항 ▼

An inert gas substitution apparatus for a non-sealed opened top container filled with a content, said apparatus having a bottom-opened chamber with side walls and a top wall for covering said opened top of said container, said side walls having an inert gas blow opening and an air exhaust hole, and

An inert gas substitution apparatus for a non-sealed opened top container filled with a content, said apparatus having a bottom-opened chamber with side walls and a top wall for covering said opened top of said container, said side walls having an inert gas blow opening and an air exhaust hole, and an inert gas supply pipe connected to said inert gas blow opening for continuously supplying inert gas to said gas blow opening, wherein a flat plate container-opening cover member extends outwardly of said chamber on a lower end of said side walls.