The behavior of heavy metals in the process of desulfurization of brazilian coal combustion gases by the addition of limestone

The concentrations of heavy metals in two kinds of Brazilian coals at 100° C (acid digestion) and at 850° C were studied (ashes the obtained in muffle furnace with and without addition of limestone). Data were analyzed by flame atomic absorption, using the air acetylene flame. For Pb, Zn, Ni, Mn and...

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Detalhes bibliográficos
Autor principal: Sebag, Maria da Graca (author)
Outros Autores: Braganca, Saulo Roca (author), Normann, Margareth (author), Jablonski, Andre (author)
Formato: article other
Idioma:eng
Publicado em: 2013
Assuntos:
Texto completo:http://hdl.handle.net/10183/75855
País:Brasil
Oai:oai:www.lume.ufrgs.br:10183/75855