Buscar
Mostrando ítems 21-30 de 227
Arsenic removal from drinking water: Experiences with technologies and constraints in practice
(American Society of Civil Engineers (ASCE), 2017)
Treatment of drinking water for arsenic (As) removal has been implemented in centralized facilities worldwide, reflecting the increasingly stringent national and international drinking water standards for As, for which a ...
Strategies for scaling-up packed-bed bioreactors for solid-state fermentation: The case of cellulolytic enzymes production by a thermophilic fungus
(2019-04-01)
Mathematical models can be useful to predict the behavior of particulate systems, as it is the case of packed-bed bioreactors (PBBs) used for solid-state fermentation (SSF). The models also simplify the processes scale-up, ...
Estudo dos processos de formação, acumulação, emissão e oxidação de sulfeto de hidrogênio em reatores UASB tratando esgotos domésticos
(Universidade Federal de Minas GeraisUFMG, 2009-09-30)
The research aimed at monitoring hydrogen sulfide and its possible points of emission to the atmosphere, allowing a better knowledge and understanding of sulfide routes through UASB reactors treating domestic wastewater. ...
Desenvolvimento e otimização do processo fermentativo para a produção de vinho branco a partir da uva Itália.
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Engenharia Química - PPGEQ, 2005-08-19)
With the reduction of vineyards in São Roque, the wine industry of this region has been seeking for alternatives to produce common wine with low cost. In the present work, wine production from Italia grape obtained at the ...
Produção de mudas de videira cv. Bordô/Paulsen 1103 pela enxertia de mesa com estratificação
(Universidade Tecnológica Federal do ParanáPato BrancoPrograma de Pós-Graduação em Agronomia, 2012-12-03)
The use of appropriate practices in the implementation of a vineyard, especially the
use of grafted cuttings with good health, is an essential factor for successful viticulture in Brazil and, in particular, Southweast ...
Avaliação do processo de flotação para diferentes frações granulométricas
(Universidade Federal de Minas GeraisUFMG, 2010-03-30)
Different sizes of particles are found on the flotation processes for the iron ore industry nowadays. Industrial practice and the results of investigations have shown the hardness to recovery small particles of iron ore ...
Desenvolvimento de roteiros de práticas no laboratório de fenômenos transporte usando uma bancada hidráulica
(Universidade Federal do TocantinsPalmasEngenharia de AlimentosPalmasGraduação, 2021)
Lixiviação de minério oxidado de ouro-cobre com tiossulfato de amônio
(Universidade Federal de Minas GeraisUFMG, 2004-06-23)
The present study aimed verify the application of ammoniacal thiosulfate leaching to a sample of an oxidized gold-copper ore with high cyanide soluble copper content (0.1%) in bench scale experiments. The leaching experiments ...
Uso de macrófitas lemnáceas para a remoção de nitrogênio do esgoto sanitário de uma lagoa de estabilização
(Universidade Tecnológica Federal do ParanáLondrinaBrasilEngenharia AmbientalUTFPR, 2016-06-29)
The biggest challenge in wastewater treatment processes is still the nutrient removal issue, mainly nitrogen and phosphorus removal. The discharge of wastewater with high concentration of nitrogen can cause the eutrophication ...