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Simple Technique for the Ultrapurification of Helium

  • A. Purer
  • L. Stroud
  • T. O. Meyer
Conference paper
Part of the Advances in Cryogenic Engineering book series (ACRE, volume 10)

Abstract

Although helium containing no more than 5 to 50 ppm of total impurities is commercially available in quantity, there sometimes is a need for higher purity, particularly in fundamental helium research and for use as a carrier gas in chromatography.

Keywords

Total Impurity Cryogenic Engineer Helium Impurity Coconut Charcoal Charcoal Trap 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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References

  1. 1S. C. Collins.
    , Rev. Sci. Instr. 18, No. 3, 157 (1947).Google Scholar
  2. 2.
    A. Purer and C. A. Seitz, Anal. Chem. 36, No. 8, 1694 (July 1964).CrossRefGoogle Scholar
  3. 3.
    C. G. Kirkland, L. W. Brandt, and W. M. Deaton, in Advances in Cryogenic Engineering, Vol. 6, Plenum Press, New York (1961), p. 399Google Scholar
  4. 3a.
    C. G. Kirkland, L. W. Brandt, and W. M. Deaton Bureau of Mines Report of Investigations No. 5644 (1960).Google Scholar
  5. 4.
    A. Purer, “An Analytical Procedure for Analysis of Impurities in Grade-A Helium in the Parts-Per-Billion Range,” Helium Research Center Internal Report No. 48 (April 1964).Google Scholar

Copyright information

© Plenum Press, New York 1965

Authors and Affiliations

  • A. Purer
    • 1
  • L. Stroud
    • 1
  • T. O. Meyer
    • 1
  1. 1.U.S. Bureau of MinesHelium Research CenterAmarilloUSA

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