积硫堵塔是湿式氧化法脱硫工艺中最关注的问题之一。 80年代我国开发的栲胶法经中、小氮肥厂多年使用未出现堵塔现象 ,因此不少生产厂先后采用该法。然而近年来栲胶法也发生堵塔现象 ,甚至很严重。这引起了整个化肥行业的重视 ,认为是栲胶产品中的杂质所造成的。对于广大用户来 Sulfur-packed plugging tower is one of the most concerned issues in wet oxidation desulfurization process. In the 1980s, there was no tower blocking phenomenon in the medium and small nitrogenous fertilizers developed in our country for many years. Therefore, many production plants adopted this method one after the other. In recent years, however, there has also been a problem with plugging towering, which can be very serious. This caused the entire fertilizer industry attention, that is caused by the impurities in the gum products. For the majority of users