含锌铅钢铁厂粉尘处理技术现状和发展趋势分析王东彦.pdf

33 1 V ol. 33, No . 1 1 9 9 8 1 IR ON A N D ST EEL January 1 9 9 8 王东彦　王文忠　　陈伟庆　周荣章　林宗彩 ( ) ( ) , , , a PRESENT STATE AND DEVELOPMENT TREND OF DISPOSAL TECHNIQUE OF IN-PLANT Zn-Pb-BEARING DUST WANG Dongy anWANG Wen ho ng ( Northeastern Univ er sity) CHEN Weiqing ZHOU Rong hang LIN Zongcai ( U niv ersity of Science T echnology Beijing) - - ABSTRACT The present state of the disposal techniques of in plant Zn Pb bear ing dust in China and abroad ar e sum mari ed . T he characteristics of different technique ar e also summed up . T he development trend of the disposal technique of this kind of dust is discussed - . accor ding to the in plant dust composition in China , , KEY WORDS dust disposal development [2] 1 1 % 1. 1 T able 1T he unit pr oduct ion and chemical compo sitio n - - - % 1976 , ( EPA) , of Z n Pb bear ing in plant dust at abro ad K061 ( / kg t- 1 TFe Zn Pb C ) , 520 1036 1440 36 04 , , 1430 2050 0. 525 0.21. 5 2. 560 , 1990 300Ã/ t1 730 5480 2. 58 0.21. 0 12 , , , 29