A process 3, where the hydrogen pressure is from the atmospheric up to 10 bar, {HEAD ~ the temperature} from 200° C. to {TAIL ~ 350° C.} and the treatment period, from 30 minutes to 1.5 hours 
to
A process 3 , where the hydrogen pressure is from the atmospheric up to 10 bar , { HEAD ~ the temperature } from 200 ° C. to { TAIL ~ 350 ° C. } and the treatment period , from 30 minutes to 1.5 hours
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH