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茂名石油化工公司第三套糠醛精制装置首次将复合抽提塔技术应用于生产实际。通过工业实践证明：复合抽提塔较好地融合了转盘塔及填料塔的优点，具有精制效果好、处理能力大及投资效益佳等特点，为装置消除“瓶颈”、提高加工水平提供了一条新途径。
Maoming Petrochemical Company’s third set of furfural refining unit for the first time the composite extraction tower technology used in the production of real. Through industrial practice, it is proved that the compound extraction tower integrates the advantages of the rotary tower and the packed tower well, has the advantages of good refining effect, large processing capacity and good investment benefits, and provides a device for eliminating the bottleneck and improving the processing level New way.