-
Graphite petroleum coke (gpc coke)
Wokongoletsa mafuta a petroleum coke amatha kugwiritsidwa ntchito ngati Raiser Raiser (Recalburizer) kupanga chitsulo chokongola kwambiri, choponya chitsulo ndi chisanu. Itha kugwiritsidwanso ntchito pulasitiki ndi mphira ngati zowonjezera.
