由中国机械工程学会和日本化学工学会共同召开的第四届中日合作过滤与分离国际学术论讨会于 2 0 0 2年11月 17日～ 2 0日在杭州浙江宾馆举行。全国 2 1个省、直辖市的 2 5 0名代表参加了会议。这是继 1991年杭州第一届、1994年苏州第二届、1997年无锡第三届之后中日两国共同组 The 4th International Academic Symposium on Filtration and Separation of Sino-Japanese Cooperation, jointly held by China Mechanical Engineering Society and Japan Society of Chemical Engineering, was held at Zhejiang Hotel in Hangzhou from November 17 to February 20, 2002. There were 250 delegates from 21 provinces and municipalities in the country attended the meeting. This is the first in Hangzhou in 1991, the second in Suzhou in 1994 and the third in Wuxi in 1997 after the joint group of China and Japan