Caracterization and classification of solid waste "pó do balão", produced by merchant pig iron industry which use charcoal as energy source in Brasil: case study of Sete Lagoas region, State of Minas Gerais

Química Nova

Universidade Federal de Ouro Preto, Ouro Preto¹  Oliveira, Míriam Regina Cardoso de¹  Fundação Estadual do Meio Ambiente, Belo Horizonte¹  Martins, Jader¹ 

关键词: solid waste;    pig iron;    phenols.;   

DOI  :  10.1590/S0100-40422003000100002

学科分类：化学（综合）

来源: Sociedade Brasileira de Quimica

【 摘 要 】

This research was developed by considering that the solid waste produced in the process of pig iron production represents the loss of raw materials and the increase in environmental problem. The charcoal based mini blast-furnace off gases dust named CHARCOK was collected from SIDERPA ¾ Siderúrgica Paulino Ltda, located in Sete Lagoas, Minas Gerais. The Charcok was characterized and classified according to ABNT (Associação Brasileira de Normas Técnicas) standard. The results showed that the Charcok should be classified as Class I Wastes ¾ "Hazard Wastes" because of its high concentration of phenols (54.5mg C6H5OH/kg). The Charcok had high concentration of iron and charcoal which can be used as energy source.

【 授权许可】

Unknown