| 摘要 |
PROBLEM TO BE SOLVED: To provide a container hard of clogging in the means for supplying a pressurized gas into the vessel. SOLUTION: The container is provided with a main body of the container being capable of holding molten metal and having the first opening at the upper part, a lid being arranged in a manner that covers the first opening of the main body of the container and having the second and the third openings with smaller diameters than that of the first opening, a hatch which is prepared to capably open and close the second opening of the lid and where a space connecting the inside and outside of the vessel is so prepared that the gas for pressurizing the inside of the vessel is able to flow through, and a piping being capable of circulating the molten metal inside and outside the vessel through the third opening of the lid by the pressurization of the inside of the vessel. COPYRIGHT: (C)2005,JPO&NCIPI
|
