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