red mud
CONICAL HOPPER DESIGN FOR MASS FLOW – CASE OF RED MUD
... For any application of red mud it is common to store it in silos before treatment. Therefore, silos must be correctly designed for this purpose. Typically, there are two modes of product flow patterns to ...
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REPOSITORIO INSTITUCIONAL DA UFOP: Production of nanostructured magnetic composites based on Fe0 nuclei coated with carbon nanofibers and nanotubes from red mud waste and ethanol.
... investigated in several environmental remediation processes such as adsorbent for organic contaminants (e.g. phenol [10] and dyes [11]) and inorganic compounds (e.g. phosphates and arsenic from acid drainage [12,13] and ...
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Thin films produced on 5052 aluminum alloy by plasma electrolytic oxydation with red mud-containing electrolytes
... 2.1. Red mud preparation and characterization The red mud used in this study was collected in wet form from an industrial bauxite processing plant, located in Alumínio-SP, ...Brazil. ...
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Síntese e caracterização de hidróxidos duplos a partir da lama vermelha (Synthesis and characterization of layered double hydroxides from red mud)
... “red mud”, have been shown to be capable of binding trace metals such as copper, cadmium, zinc, chromium, nickel and lead under suitable ...of red mud is necessary because red muds are ...
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Thermocatalytic cracking of fat from fat boxes with activated red mud / Rachamento termocatalítico de gordura de caixas de gordura com lama vermelha ativa
... the red mud chemically activated with hydrochloric acid solution and thermally at ...activated red mud was carried out at a mass ratio of 10% w/w at a fixed temperature of 550°C and the ...
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Compósitos produzidos com resíduo de lama vermelha e fibras naturais: análise de flamabilidade / Composites produced with red mud waste and natural fibers: flamability analysis
... with red mud and jute and sisal fibers were ...and red mud, varying their proportion from 10% to 50% for composites without fibers and 10% to 30% for fiber ...the red mud, it was ...
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Mefenamic acid removal in water using activated carbon powder, red mud and oxidation with chlorine.
... Além do CAP, diferentes rejeitos industriais têm sido utilizados atualmente como adsorventes para a remoção de metais, nutrientes, corantes, vírus e bactérias, entre outros, dentre eles, a lama vermelha “red ...
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Mechanical feasibility of using red mud as filler in asphalt mixtures to improve permanent deformation
... the red mud, as 4iller in dense asphalt mixtures in relation to the increase in resistance to permanent defor- ...of red mud were ...The red mud was characterized by the ...
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Feasibility of RF Sputtering and PIIID for production of thin films from red mud
... preparing mixed oxide ilms on aluminum, stainless steel, mild steel and copper substrates by plasma spraying RM powder. Hybrid ceramic materials composed of TiO 2 , SiO 2 , FeO 2 crystalline phases and possessing high ...
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Study on the use of red mud for removal of dyes from textile effluents.
... OF RED MUD FOR REMOVAL OF DYES FROM TEXTILE EFFLUENTS. Red mud is the principal residue of the alumina (Al 2 O 3 ) ...of red mud are generated in the world. Red mud ...
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Adsorption of Reactive Blue 19 dye in aqueous solution by red mud chemically treated with hydrogen peroxide.
... Buscando ampliar o conhecimento sobre diferentes formas de ativação da lama vermelha e sua capacidade de adsorção de corantes, o presente estudo investigou o potencial de adsorção de l[r] ...
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Mat. Res. vol.14 número1
... the red mud was evaluated by determining the physical and chemical parameters of the mixtures according to the Brazilian standards NBR 5751 (Determination of pozzolanic activity – Index with lime) and NBR ...
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Mat. Res. vol.16 número6
... as red mud, contains a signiicant amount of oxides, such as ferric oxide, calcium oxide, titanium and sodium oxide, among others, that are the main constituents, besides trace elements like Ga, V, Sr, Zr, ...
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Mat. Res. vol.14 número2
... to reductions in the water/binder (in this case, cement + red mud). However, they report a decrease in total porosity as this ratio diminishes, which was not the case in the present study. Therefore, our ...
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Rev. IBRACON Estrut. Mater. vol.5 número2
... as red mud) to signiicantly reduce the mobility of chloride ions, relecting the effect of increased tortuosity and better pore diameter distribution resulting from the pozzolanic reactions, which hinder ...
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Tese RED CatarinaFranco.pdf
... Os Recursos Educativos Digitais (RED), são instrumentos em suporte digital destinados aos contextos de aprendizagem. Podem abranger programas de apresentações gráficas, webquest, vídeos, jogos, manual digital, ...
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A IMPORTÂNCIA DA ARBORIZAÇÃO NAS CIDADES E SUA INFLUÊNCIA NO MICROCLIMA
... Um crescimento desordenado ocasionado pela falta de planejamento altera de forma significativa a atmosfera no local onde ele ocorre, provocando como uma de suas consequências mud[r] ...
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Ecologia médica: uma visão holística no contexto das enfermidades humanas.
... Os profissionais da saúde, principalmente de Medicina e Enfermagem, devem estar preparados para uma analise critica dos desafios apresentados nesta área, para que sejam agentes de mud[r] ...
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Psicol. cienc. prof. vol.7 número2
... Mais do que isso, têm que usar recursos seus e advindos da própria experiência em Terapia Comportamental (como a possibilidade de usar a relação profes- sor-aluno como recurso de mud[r] ...
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O uso social das tecnologias de comunicação pelo surdo: limites e possibilidades para o desenvolvimento da linguagem
... Resumo: Desde a década de 1990 os surdos vivenciam uma intensa transformação em sua vida social, em função da naturalização da comunicação digital, e educacional, com a mud[r] ...
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