1. Danyen iska yana fitowa daga iska, yana wucewa ta hanyar tace iska don cire ƙura da sauran nau'ikan injina kuma ya shiga cikin injin da ba na lub ba don matsawa da kwampreso mataki biyu zuwa kusan.0.65MPa(g) .Yana wucewa ta cikin mai sanyaya kuma yana shiga rukunin precooling don sanyaya zuwa 5 ~ 10 ℃.

Sa'an nan kuma yana zuwa canza-kan MS purifier don cire danshi, CO2, carbon hydrogen.Mai tsarkakewa ya ƙunshi tukwane da ke cike da sive guda biyu. Ana amfani da ɗaya yayin da anther ke ƙarƙashin sabuntawa ta hanyar sharar da nitrogen daga akwatin sanyi kuma ta hanyar dumama.

2.Bayan tsarkakewa, ƙananan ɓangarensa ana amfani dashi azaman iskar gas don haɓakar turbine, sauran suna shiga akwatin sanyi don sanyaya su ta hanyar reflux (oxygen mai tsabta, nitrogen mai tsarki da sharar gida) a cikin babban mai musayar zafi.Wani ɓangare na iska yana abstracted daga tsakiyar babban mai musayar zafi kuma yana zuwa fadada injin injin don samar da sanyi.Mafi yawan iskar da aka faɗaɗa tana wucewa ta cikin na'ura mai sanyaya wuta wanda iskar oxygen ke sanyaya daga ginshiƙi na sama don isar da shi zuwa shafi na sama.Ƙananan ɓangarensa yana wucewa ta hanyar wucewa don zubar da bututun nitrogen kai tsaye kuma ana sake yin zafi don fita daga cikin akwatin sanyi.Sauran ɓangaren iska yana ci gaba da sanyaya zuwa kusa da iska mai ƙarfi don gwada ƙasan ginshiƙi.

3.In ƙananan shafi iska, iska ta rabu da kuma liquified a matsayin ruwa nitrogen da ruwa iska.Wani sashi na nitrogen mai ruwa da aka zare daga saman ginshiƙi na ƙasa.Ana isar da iska mai ruwa bayan an sanyaya kuma an datse shi zuwa tsakiyar ginshiƙi na sama azaman reflux.

4. Ana cire iskar oxygen samfurin daga ƙananan ɓangaren ginshiƙi na sama kuma an sake sabunta shi ta hanyar faɗaɗa mai sanyaya iska, babban musayar zafi.Sannan ana isar da shi daga ginshiƙi.Sharar da nitrogen ana cirewa daga ɓangaren sama na ginshiƙi na sama kuma ana sake yin zafi a cikin injin sanyaya da babban mai musayar zafi don fita daga ginshiƙi.Ana amfani da wani ɓangare nasa azaman iskar gas na sabuntawa don tsabtace MS.Ana cire nitrogen mai tsafta daga saman ginshiƙi na sama kuma ana sake yin zafi a cikin iska mai ruwa, mai sanyaya ruwa nitrogen da babban mai musayar zafi da za'a isar da shi daga cikin ginshiƙi.

5. Oxygen daga cikin distillation shafi an matsa zuwa abokin ciniki.