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