Hildebrandt, 1965 - Google Patents
Helium refining by superfluidity PatentHildebrandt, 1965
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- 16137905851669617799
- Author
- Hildebrandt A
- Publication year
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The present invention relates to a process for the production of ultra-pure helium. More particularly, the present invention relates to a process for refining helium in which impurities such as hydrogen, nitrogen and oxygen are removed by filtering these substances from the …
- 239000001307 helium 0 title abstract description 15
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