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Coldicined Poul Coke (CPC Coke)
Ihe coke ihe eji eme ihe ike n'okpuru onodu nke ikuku, kpo oku rue 950-950 ℃, na aru aru, udiri ya na uzo abuo mere n'ikpeazụ.
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Eserese pedroleum (gpc coke)
Enwere ike iji Petroletum coke dị ka carborizer (retrarburzer) iji mepụta nchara dị elu, burch na alloy. Enwere ike iji ya na rọba na roba dị ka ihe mgbakwunye.
