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