Search
Now showing items 1-10 of 467
Estratégias para redução da produção de acetato em cultivos de Salmonella typhimurium
(Universidade Federal de São Carlos, 2017-02-23)
In recent years, the application of attenuated Salmonella spp. has been investigated for development of several biotechnological products, mainly vaccines. However, the implementation of industrial processes to obtain these ...
Desenvolvimento de reator eletroquímico de leito particulado para processo hidrometalúrgico de produção de cobre
(Universidade Federal de São Carlos, 2014-08-22)
Typical hydrometallurgical processes for metal production such as zinc, copper, nickel and cobalt, among others, are carried out in huge electrochemical tankhouses since only low current densities can be applied in order ...
Propriedades de zeólitas x formadas por partículas micro- e nanométricas contendo cátions alquilamônio lineares
(Universidade Federal de São Carlos, 2016-02-15)
Nanosized NaX zeolites (FAU) (crystallite size = 16 nm; Si/Al ratio = 1,5) were
synthesized and modified through ion exchange with linear alkylammonium cations containing
from one to six carbons, with the intent to ...
Estudo da dinâmica do escoamento gás-sólido em resfriadores de catalisador de FCC usando fluidodinâmica computacional (CFD)
(Universidade Federal de São Carlos, 2017-01-26)
The fluid catalytic cracking (FCC) is an important process in oil industry, since it converts heavier fractions in lighter ones, which are more valuable. The catalyst particles (typically m) are deactivated during the ...
Implementação de unidade de processo para geração de energia empregando vinhaça e integração na biorrefinaria de produção de etanol
(Universidade Federal de São Carlos, 2018-12-06)
The biofuels production is a promising alternative for decreasing fossil fuels dependency globally. Great efforts have been made in the search for energy optimization of the biofuel production process, in order to improve ...
Hidrotalcitas multimetálicas para produção de gás de síntese a partir do biogás
(Universidade Federal de São Carlos, 2015-03-18)
In this work, catalysts derived from hydrotalcites were employed in Direct Reforming of Biogas, once they feature the necessary basicity to allow and improve carbon removal during reforming. As a differential study, the ...
Biorreator wave como alternativa para expansão de células estromais mesenquimais
(Universidade Federal de São Carlos, 2015-03-05)
Mesenchymal stromal cells (MSCs) are required by the scientific community in the development and enhancement of therapeutic techniques in different fields of medicine. The MSCs are present in small concentrations in tissues, ...
Influência da adição de Co nas propriedades de catalisadores à base de Ni suportados em MgAl2O4 aplicados na reforma a vapor do ácido acético
(Universidade Federal de São Carlos, 2016-03-28)
The steam reforming of acetic acid (SRAcH), a model compound of pyrolysis-oil, was studied over MgAl2O4-supported Co-Ni catalysts with different Co/Ni ratios, prepared by impregnation using the incipient wetness method. ...
Adição de fósforo (P) em catalisadores NiMo, suportados em γ-Al2O3, Al2O3/TiO2 e TiO2 - efeito na hidrodessulfurização do tiofeno
(Universidade Federal de São Carlos, 2013-02-18)
Mo, NiMo or NiMoP HDS catalysts were supported on Al2O3, Al2O3-TiO2 or TiO2. These supports were synthesized via sol-gel and in the case o TiO2 it was used a commercial sample. The active phases were introduced by impregnation. ...
Biorrefinaria florestal : uma proposta para integração dos processos de obtenção de nanocelulose e etanol 2G a partir da polpa de celulose de eucalipto
(Universidade Federal de São Carlos, 2016-02-29)
The use of eucalyptus kraft as biomass for an integrated production of sugars and new
added-value products such as nanocellulose, stands out a potential strategy for the
implementation of a forest biorefinary, that can ...