The gaseous effluent from {TAIL ~ a hydrocarbon steam reformer} is passed through {HEAD ~ a conventional shift converter} and cooled to ambient temperature 
The gaseous effluent from { TAIL ~ a hydrocarbon steam reformer } is passed through { HEAD ~ a conventional shift converter } and cooled to ambient temperature
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH