| 摘要 |
PURPOSE:To provide a cryostat for storing cryogenic liquid such as liquid He in a vacuum heat insulation system. CONSTITUTION:An outer or inner surface, or part or all of both inner and outer surfaces of a vessel 1 made of an FRP, is covered with a metal vapor- deposited layer 3 to be formed, supported by a support, cylinder 7 communicating with the vessel 1, and the vessel 1 is disposed in a vacuum container 4. |
