RENOVATION OF OLD REFORM ING REACTOR Zhang Zhenhai (N o. 2 R ef inery of F ushun P etrochem ica l Com p any , F ushun 113004) Abstract　 T h rough dissect ion, techn ica l au then t ica t ion and rem ainder life evaluat ion of an o ld refo rm ing reacto r, a therm al t rea t ing m ethod fo r resto ring its m echan ica l perfo rm ance w as found. T he o ld reacto r w as clo sed dow n after 26 years