... of them adapt to removing phospholipids, free fatty acid, pigment, water and other impurity in crude plant oil.Main partsRefining pot ... to P-acid de-gumming, alkali refining de-acid and water rinsing; 2. Decoloring section: To remove off pigments, bleaching oils ... production line for you as your requirement. 2012 carton fair best seller type oil refining equipment