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Acid Leaching in EAF Dust Recycling

Acid Leaching in EAF Dust Recycling

EAF Dust Recycling Acid Leaching

Acid Leaching EAF Dust Recycling

Acid Leaching in EAF Dust Recycling

Lugar de origem:

China

Marca:

hengyang

Certificação:

ISO9001

Número do modelo:

lixiviação ácida

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Detalhes do produto
Termos de pagamento e envio
Quantidade de ordem mínima
1
Preço
35000-95700USD/set
Detalhes da embalagem
Nociado
Tempo de entrega
15-20 dias
Termos de pagamento
T/T
Habilidade da fonte
30 conjuntos/mês
Descrição do produto

The production of steel in electric arc furnace (EAF) generates a by-product called EAF dusts. These steelmaking flue dusts are classified in most industrialized countries as hazardous residues because the heavy metals contained in them, tend to leach under slightly acidic rainfall conditions. However, and at the same time they contain zinc species which can be use as a source to obtain valuable by-products.

Aim of this hydrometallurgical process is optimizing zincextraction from Waelz oxides at a minimum cost, and includesthe stages:
Acid leaching
*Lead and silver may be recovered using PLINT Process
ExtractionWashingStripping
Zinc solvent extraction:

*Extraction

*Washing

*Stripping
Zinc electrowinning
Bleed treatment and ancillaries
Gypsum sludge precipitationEffluent: Chlorides
*Cu, Cd, Ni recovery (if economically attractive)
*Bleeding or disposalSalts crystallisation
Acid Leaching in EAF Dust Recycling 0

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