... , soybean, sunflower seeds, peanut, sesame,coconut,rapeseeds, Cotton seed, hemp seed, palm, walnuts andall the oil content crops.The oil left in cake from oil extraction ... parts : oil seeds pretreatment part and press part.(1).Pretreatment Equipments which is pretreat the raw material include:shelling equipment, Separating equipment, Sieving equipments ...