Commerce and technology
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Article
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1969
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Elsevier Science
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English
โ 618 KB
Operating on a continuous six month cycle, the refrigerator will provide a helium equivalent recondensing load of 38 W, at less than 4.4 K, with an additional load of 100 W at 90 K. This capacity is sufficient to liquefy helium at 10 litres per hour. The cooling process is carried out by a miniature