The present invention provides interstage cooling of {HEAD ~ the second refrigeration cycle} by {TAIL ~ heat exchange} with the first refrigeration cycle to cool the multicomponent refrigerant in the second cycle between stages of compression 
The present invention provides interstage cooling of { HEAD ~ the second refrigeration cycle } by { TAIL ~ heat exchange } with the first refrigeration cycle to cool the multicomponent refrigerant in the second cycle between stages of compression
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH