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Cryogenic filter method produces super-pure helium and helium isotopes
| Content Provider | NASA Technical Reports Server (NTRS) |
|---|---|
| Copyright Year | 1964 |
| Description | Helium is purified when cooled in a low pressure environment until it becomes superfluid. The liquid helium is then filtered through iron oxide particles. Heating, cooling and filtering processes continue until the purified liquid helium is heated to a gas. |
| File Size | 136471 |
| Page Count | 2 |
| File Format | |
| Alternate Webpage(s) | http://archive.org/details/NASA_NTRS_Archive_19630000028 |
| Archival Resource Key | ark:/13960/t8rc1sg56 |
| Language | English |
| Publisher Date | 1964-03-01 |
| Access Restriction | Open |
| Subject Keyword | Materials Ntrs Nasa Technical Reports ServerĀ (ntrs) Nasa Technical Reports Server Aerodynamics Aircraft Aerospace Engineering Aerospace Aeronautic Space Science |
| Content Type | Text |
| Resource Type | Technical Report |