Method for processing a mixture of air and rare gases, especiall

Compositions – Organic luminescent material containing compositions – Scintillating or lasing compositions

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55 66, 62 22, 176 37, G21F 902

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042773636

ABSTRACT:
The method for processing a mixture of air and rare gases consisting especially of xenon and krypton which are at least partially radioactive and especially for processing gaseous effluents arising from the reprocessing of irradiated fuels comprises a step involving concentration of the rare gases in solution in liquid argon by cryogenic distillation of the light gases and mainly nitrogen from the liquefied mixture.

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patent: 3404067 (1968-10-01), Rendos
patent: 3596471 (1971-08-01), Streich
patent: 3850593 (1974-11-01), Beaujean et al.
patent: 3922150 (1975-11-01), Yusa et al.
patent: 4055625 (1977-10-01), Faugeras et al.
patent: 4078907 (1978-03-01), Schlea
patent: 4115081 (1978-09-01), Ohno et al.

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