Buscar
Mostrando ítems 21-30 de 45
Bioconversion of biodiesel refinery waste in the bioemulsifier by Trichosporon mycotoxinivorans CLA2
(BioMed Central Ltd., 2014)
Elaboración de emulsiones con partículas magnéticas y uso potencial en la industria minera
(Universidad Autónoma de San Luis Potosí, 2021)
Estudo da digestão de sedimento de curtume visando a extração do cromo por microemulsão
(Universidade Federal do Rio Grande do NorteBRUFRNPrograma de Pós-Graduação em QuímicaFísico-Química; Química, 2008-11-10)
Leather tanneries generate effluents with high content of heavy metals, especially chromium, which is used in the mineral tanning process. Microemulsions have been
studied in the extraction of heavy metals from aqueous ...
Estudo computacional do refino do óleo de xisto: análise das variáveis do processo
(Universidade Federal de São Paulo (UNIFESP), 2020-08-21)
In a world of uncertainty and energy dependence, the search for alternative sources to oil is constant. Oil shale reserves are plentiful and available worldwide. Fuel oil can be extracted from shale, which can be used as ...
Desenvolvimento de métodos analíticos para quantificação de elementos em óleos lubrificantes
(Universidade Federal de Minas GeraisUFMG, 2017-06-29)
Lubricating oils, according to the Brazilian regulatory agency, ANP - Agenda Nacional de Petroleo, Gas Natural e Biocombustiveis, is a mixture composed by mineral based oil and additives (ANP, 2015). The standard methods ...
Tratamento de borra de petróleo com sistemas microemulsionados
(Universidade Federal do Rio Grande do NorteBRUFRNPrograma de Pós-Graduação em QuímicaFísico-Química; Química, 2013-07-25)
During the storage of oil, sludge is formed in the bottoms of tanks, due to
decantation, since the sludge is composed of a large quantity of oil (heavy petroleum
fractions), water and solids. The oil sludge is a complex ...
Craqueamento termocatalítico do óleo de fritura residual
(Universidade Federal do ParáBrasilInstituto de TecnologiaUFPAPrograma de Pós-Graduação em Engenharia Química, 2014)