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Abstract�� Considering the conditions of the original tower and the characteristics of acetone distillation process, metal screen structure packings and sieve plates were used. After revamping, the purity of acetone products is ��99 7%, the content of acetone in bottom stream is ��0 5%(by weight).

Keywords�� acetone distillation tower technical revamping structure packing simulation and analysis

Received 1997-07-15;

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��,��,��Ⱥ,�ӽ��.�׷�װ�ñ�ͪ��ļ��[J]. ��ѧ��ҵ�빤��, 1997,14(3): 57-57

Ma Haihong Xu Changchun Ma Liqun Pang Jinming .Technical Revamping of the Acetone Distillation Tower in Cresol Plant[J]. Chemcial Industry and Engineering, 1997,14(3): 57-57