Application of screw vacuum pump to the adsorption device of tail gas from vinyl chloride distillation
During the operation of vinyl chloride distillation tail gas adsorption,the piston vacuum pump had poor sealing performance and was prone to leakage,posing certain safety hazards.Haohua Yu-hang Chemical Co.,Ltd.used a piston vacuum pump to replace the screw vacuum pump,improved the problems that existed in the use of the screw vacuum pump,and prevented VOC emission.
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