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