{HEAD ~ The hydrogen rich stream} from the carbon dioxide PSA unit is recycled to {TAIL ~ the feed} to the steam reformer thereby providing maximum recovery of the hydrogen 
{ HEAD ~ The hydrogen rich stream } from the carbon dioxide PSA unit is recycled to { TAIL ~ the feed } to the steam reformer thereby providing maximum recovery of the hydrogen
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH