passing {TAIL ~ the heated gaseous stream} of {HEAD ~ step} through a heated zone wherein it contacts a platinum catalyst, at a temperature of at least 350° C., said process being characterized further in that said halogenated organic compound and said oxidizing gas are the only reactive components 
passing { TAIL ~ the heated gaseous stream } of { HEAD ~ step } through a heated zone wherein it contacts a platinum catalyst , at a temperature of at least 350 ° C. , said process being characterized further in that said halogenated organic compound and said oxidizing gas are the only reactive components
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH