... -mixed, degumming, dehydration, deacidification, decolorzation, dewaxing and deodorization.oil refining equipment Main Equipment :Decoloration tower, deodorization tower, leaf filter, frame filter, ... be recycled for heating reactor ,no gas pollution3.well sealing on every junction parts to prevent gas leak ... the life will 8 yearsd.Energy saving:1. well sealing for heating system ,no gas leak and saving ...