Helium recovery process
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United States of America Patent
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Apr 10, 2012
Grant Date -
Apr 29, 2010
app pub date -
Oct 1, 2009
filing date -
Oct 24, 2008
priority date (Note) -
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Abstract
Helium is recovered from gas streams containing high concentrations of hydrogen gas and low concentrations of helium gas, such as from the recycle stream from the production of ammonia. The inventive process provides for an integrated process for the recovery of both an enriched helium gas stream product and a high purity hydrogen gas stream product.
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