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Itens para a visualização no momento 11-15 of 15
Adsorção de cristal de violeta empregando hidróxido duplo lamelar níquel/índio
(Universidade Federal de Santa Maria, 2023-08-25)
The textile industry can produce about 200 L of liquid effluent for every kilogram of textile
fabric manufactured. Between 50-55% of the liquid effluent generated in the textile industry is
composed of dyes from the ...
Estudo termodinâmico, cinético e de otimização da extração de óleo do farelo de arroz utilizando solventes renováveis
(Universidade Federal de Santa Maria, 2023-10-16)
The application of renewable solvents in the extraction of rice bran oil as a substitute for hexane
is the focus of this dissertation. In the first case study, ethanol and ethyl acetate solvents were
applied. To evaluate ...
Pirólise de casca de soja in natura e hidrolisada
(Universidade Federal de Santa Maria, 2023-09-26)
The study aimed to evaluate the obtaining of bio-oil and bio-char through the pyrolysis process from fresh soybean hulls hydrolyzed by subcritical water. The biomass was characterized according to its lignocellulosic ...
Aplicação de carvão ativado de casca de arroz na remoção de ferro e níquel do chorume de aterro sanitário
(Universidade Federal de Santa Maria, 2023-11-30)
In the present work, the prospects of dealing with various environmental problems in the
South region of Brazil were demonstrated, turning a local residual of rice peel into an
effective adsorbent, which was then applied ...
Adsorção de fenol por biocarvão de Eucalyptus saligna ativado com NiCl2.6H2O
(Universidade Federal de Santa Maria, 2023-11-30)
The treatment of formation water still represents one of the greatest challenges in the oil
industry. Among the various pollutants found in produced water, phenol is of particular
concern, due to its high toxicity. The ...