The invention relates to {HEAD ~ a process} for recovering {TAIL ~ acetylene} from hydrocarbons by means of thermal cracking of hydrocarbons 
for recovering
The invention relates to { HEAD ~ a process } for recovering { TAIL ~ acetylene } from hydrocarbons by means of thermal cracking of hydrocarbons
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH