Invention Grant
US07444823B2 Method and device for cooling a stream of gaseous liquid and a method of cooling articles 失效
用于冷却气态液体流的方法和装置以及冷却物品的方法

Method and device for cooling a stream of gaseous liquid and a method of cooling articles
Abstract:
A method and a device for cooling various articles. A gas stream is cooled with liquid nitrogen and the cooled stream is then applied to articles in order to cool them.
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