Graphite petroleum coke (GPC) eji eme ihe owuwu ụlọ
Nkọwa Dị Mkpirikpi:
A na-eji calcined petroleum coke emepụta petroleum coke. Isi ihe a na-eme bụ graphitization na oven graphitization. Graphitized petroleum coke bụ ngwaahịa recarburizer dị mma nke nwere obere njirimara nitrogen.