... 1.crude cooking oil Refining machine Processes : 1.Decolour tank is for bleaching grease.2.Deodorizing tank is for ... degumming, dehydration, deacidification, decolorzation, dewaxing and deodorization.3.cooking oil refining equipment Main Equipment :Decoloration tower, deodorization tower, ... tea seed, sesame,walnut, rapessed, chilli seed,etc.cooking oil refining machine Characters:a.Safety:1. we using ...