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Análises das ocorrências anômalas de fluoreto em águas subterrâneas
(Universidade Federal de Santa MariaBREngenharia CivilUFSMPrograma de Pós-Graduação em Engenharia Civil, 2010-08-20)
The present work shows a discussion about the problematic related to the anomalies of fluoride concentrations in groundwaters intended for human provisioning and also about the public health issues and financial waste ...
A new mathematical model for coal flotation kinetics
(Universidad Nacional de Colombia (Sede Medellín). Facultad de Minas., 2017-10-01)
This study describes the development and formulation of a novel mathematical model for coal flotation kinetic. The flotation rate was considered as a function of chemical, operating and petrographic parameters for a global ...
Tratamento de efluentes da carcinicultura por flotação em coluna e flotação.
(Universidade Católica de Pernambuco, 2010-06-01)
The high productivity in the breeding of shrimp makes it necessary to approach some aspects to their sustainability, particularly the aquatic environment of the nursery. Thus, the treatment of effluents originating from ...
Água de abastecimento com elevada turbidez: eletrocoagulação/flotação como pré-tratamento em estações de tratamento de água
(Universidade Federal de Santa MariaBrasilEngenharia CivilUFSMPrograma de Pós-Graduação em Engenharia CivilCentro de Tecnologia, 2018-08-17)
Freshwater sources, surface (rivers, lakes) or groundwater, are generally used as resources for water supply. In order to the water to be distributed, treatments that aim at its ―safety‖ regarding aesthetic qualities, ...
Clarificação de suco de laranja core wash por processo de flotação auxiliado por enzimas pectinolíticas e agentes clarificantes
(Universidade Estadual Paulista (UNESP), 2014)
Avaliação da eficiência de um sistema de flotação por ar dissolvido para tratamento de águas residuárias de uma refinaria de petróleo
(Universidade Federal de Minas GeraisUFMG, 2011-07-01)
Rivers and lakes contamination with hydrocarbons is a growing concern in contemporary society, either by the impact on ecosystems as degradation of water quality. The main sources are leaks during the carriage of petroleum ...
Modifications on physical, chemical, functional and nutraceutical properties in soft blue maize (Zea mays L.) after parboiling treatment and its impact on resistance to Prostephanus truncatus
Mexico is the center of origin and diversification of maize (Zea mays L.). However, in this country, efforts have been focused on obtaining white corn over other varieties, such as pigmented ones. Although, pigmented ...
Evaluación de la eficiencia para la remoción de cromo en efluentes de curtiembres, mediante electroflotación.
(Escuela Superior Politécnica de Chimborazo, 2019-10-03)
A sample of skin tanning effluents was subjected to electro-flotation treatment in order to evaluate the efficiency of said treatment in chromium removal, initially the physical-chemical parameters of the effluent were ...