LPG bụ mmanụ ala a na-agbaze agbaze, nke a na-emepụta mgbe a na-eme ka mmanụ ala dị ọcha ma ọ bụ gbazee site na usoro nke iji mmanụ ma ọ bụ gas eke. LPG bụ ngwakọta nke mmanụ na gas eke nke a na-emepụta n'okpuru nrụgide kwesịrị ekwesị ma dị ka mmiri mmiri n'ọnọdụ okpomọkụ ụlọ.
A na-eji LPG (Liquefied Petroleum Gas) eme ihe dị ka mmanụ ọkụ ọzọ maka ụgbọala, mana ọ dịkwa mma maka ihe eji emepụta kemịkalụ. O nwere propane na butane (C3/C4).
Maka mgbake nke LPG/C3+, Ngalaba Injinịa na-enye usoro nnabata, nke na-ekwe nkwa ọnụego mgbake dị elu ruo 99.9%, ebe n'otu oge ahụ na-egosipụta obere oriri ike akọwapụtara. Ọzọkwa, ọdịnaya CO2 dị mma nke gas nri dị elu karịa maka usoro mgbasa ozi ọdịnala.
Iji nweta oke mgbake C3, Hengzhong na-etinye kọlụm absorber n'elu deethanizer. N'ebe a, a na-ehichapụ gas nri site na iji obere hydrocarbon reflux nke si n'elu deethanizer. A na-ekewa LPG na hydrocarbons dị arọ n'okpuru deethanizer site na iji kọlụm destillation.
