| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to a method of separating trace components from a fraction containing nitrogen and helium, where before enrichment thereof with helium, said fraction is partially condensed, and partially condensed fraction is then partially directed into one rectification column and is divided into a helium-rich gaseous fraction and a nitrogen-rich liquid fraction, which contains trace components.EFFECT: invention provides a more efficient method of separating and cleaning and also saves energy and costs.4 cl, 1 dwg |
