发明授权
US5494740A Method of high vacuum heat insulation and a vacuum heat insulator used therein 失效
高真空绝热方法及其中使用的真空绝热材料

Method of high vacuum heat insulation and a vacuum heat insulator used
therein
摘要:
The invention is composed of a non-aluminium metallic foil with a ceramic particle dotted layer formed on one side thereof, the non-aluminium metallic foil is wound on the peripheral surface of an inner shell of a duplex shell body in a state that the ceramic particle dotted layer is faced inwardly; the circumference of the multi-layeredly wound layer is covered with an outer shell of the duplex shell body, and a space between the inner shell and the outer shell is sealed and evacuated.
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