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US 6,648,946 B2Granted
Process for recovering helium using an eductor
AssigneePraxair Technology, Inc.
InventorJames Joseph Volk
Life of this patent
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Abstract
This invention is directed to a process for recovering helium. The process includes a) passing a first gas containing helium to an eductor to produce a second gas; b) passing the second gas through a heat exchanger to produce a third gas; and c) recovering the third gas into the eductor to combine with the first gas.
Claims19
A process for recovering helium comprising:
- a) passing a first gas containing helium to an eductor to produce a second gas that includes helium;
- b) passing the second gas through a heat exchanger to produce a third gas that includes helium;
- and
- c) recovering the third gas into the eductor to combine with the first gas, thereby recovering helium.
1 more element
Dependencies are inferred from the claim text.