F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
F25J5/00—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C7/00—Purification; Separation; Use of additives
C07C7/04—Purification; Separation; Use of additives by distillation
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C7/00—Purification; Separation; Use of additives
C07C7/11—Purification; Separation; Use of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids
Procédé de séparation cryogénique d'un débit d'alimentation contenant du méthane et des gaz de l'air et installation pour la production de bio méthane par épuration de biogaz issus d'installations de stockage de déchets non-dangereux (isdnd) mettant en oeuvre ledit procédé
Procédé et appareil de séparation d'un mélange comprenant au moins de l'hydrogène, de l'azote et du monoxyde de carbone par distillation cryogénique
