{HEAD ~ Final purge} and repressurisation of the inert gas selective beds is carried out with {TAIL ~ waste gas} 26 from the other inert gas adsorber or with N2 
{ HEAD ~ Final purge } and repressurisation of the inert gas selective beds is carried out with { TAIL ~ waste gas } 26 from the other inert gas adsorber or with N2
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH