Investigation of the binding of heavy metals in thermally treated residues from waste incineration

被引:54
作者
Wunsch, P [1 ]
Greilinger, C [1 ]
Bieniek, D [1 ]
Kettrup, A [1 ]
机构
[1] TECH UNIV MUNICH,INST CHEM,LEHRSTUHL OKOL CHEM,D-85350 FREISING,GERMANY
关键词
waste incineration; heavy metals; sintering; vitrification; sequential leaching test;
D O I
10.1016/0045-6535(96)00123-3
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
The use of thermal treatment (sintering, vitrification) enables the inertization of heavy metals in residues of waste against leaching. In this work thermally treated fly ash is leached in a six step sequential extraction procedure that enables the description of the binding and with that of the inertization of heavy metals. It is shown that, regarding the energetic factor, sintering at high temperatures could be the more convenient way to inert fly ash against leaching of heavy metal compounds. Copyright (C) 1996 Elsevier Science Ltd
引用
收藏
页码:2211 / 2218
页数:8
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