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Kuwerengera petroleum coke (cpc coke)
Zosefera za Coke ndi malasha owuma pansi pa mkhalidwe wa mlengalenga, kuwiritsa mpaka 950-95050 ℃, atayanika, Pyrulysis, okhazikika, gawo lolimba, gawo lolimbika, gawo lolimbika, pomaliza.
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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.