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Purificação alternativa de biodiesel obtido a partir de óleo residual de assadores de frango comerciais
(Universidade Tecnológica Federal do ParanáApucaranaBrasilLicenciatura em QuímicaUTFPR, 2021-05-03)
The alternative process of purification for biodiesel has been extensively studied because the traditional methods employed require water for successive washing and centrifugation steps thus generating a large ...
Otimização da produção de lipases utilizando óleo de Passiflora Edulis
(Universidade Tecnológica Federal do ParanáApucaranaBrasilLicenciatura em QuímicaUTFPR, 2019-11-29)
As an ecological alternative to chemical processes, enzymes are used in food, pharmaceutical, textile, among others. Lipases are enzymes of great industrial interest, as they catalyze various reactions such as hydrolysis, ...
Comparação entre o sistema teórico de refrigeração por compressão de vapor de amônia e o sistema teórico de absorção de amônia no arrefecimento de óleo lubrificante de compressores a parafuso
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de MecânicaEngenharia MecânicaUTFPR, 2018-11-23)
The ammonia vapor compression system and the ammonia absorption system are currently prominent in the field of refrigeration. In the present work will be presented, a comparative between these two refrigeration systems ...
Elaboração de uma proposta de coleta e destinação do óleo de fritura em algumas escolas do município de Santa Helena – PR
(Universidade Tecnológica Federal do ParanáMedianeira, 2012-06-26)
This work was done a survey bibliographic with respect is the residual of fried foods, that oil to be becoming an fritter of great concern to the public, powers p require solution viability and ecologically correct for ...
Análise cinética e termodinâmica do processo de extração de óleo de soja com n-hexano
(Universidade Tecnológica Federal do ParanáFrancisco BeltraoBrasilEngenharia QuímicaUTFPR, 2018-06-15)
The soybean is one of basic food of consumption in Brazil and the world. It’s used in the production of protein base foods, flours and oils. The constituent oil of seeds represents about 20% of the seed’s mass and it is ...
Extração do óleo de semente de uva por diferentes métodos e avaliação da atividade antioxidante
(Universidade Tecnológica Federal do ParanáToledoBrasilTecnologia em Processos QuímicosUTFPR, 2018-03-19)
The production of grapes is an activity that is increasing in Brazil and in the world, most of the grapes are destined to the production of wines and juices, generating a great amount of organic residues that cause serious ...
Utilização de óleo essencial de Moringa oleifera Lam na inibição de fungos fitopatogênicos da semente de feijão (Phaseolus vulgaris) do grupo comercial carioca
(Universidade Tecnológica Federal do ParanáMedianeiraBrasilTecnologia em Gestão AmbientalUTFPR, 2014-11-26)
The poor sanitary quality of seeds of Phaseolus vulgaris impairs the germination and vigor and results in direct losses in productivity. The chemical treatment minimizes these effects, but can impact the environment. Thus, ...
Eficiência da encapsulação e estabilidade oxidativa do óleo de chia microencapsulado por spray drying
(Universidade Tecnológica Federal do ParanáMedianeiraBrasilEngenharia de AlimentosUTFPR, 2016-11-24)
Microencapsulation in the food industry has been in constantly growing and one of the most technology used for microencapsulating has been the spray drying. The microencapsulation of oil salvia hispanica l., Also known as ...
“Minha avó faz sabão com óleo usado”: educação formal e não formal no ensino de química para crianças assistidas em unidades públicas assistenciais
(Universidade Tecnológica Federal do ParanáCampo MouraoBrasilDepartamento Acadêmico de QuímicaLicenciatura em QuímicaUTFPR, 2019-07-05)
Currently, individuals are undergoing various changes in the sectors of society, bringing significant ruptures in life forms, and education can not be indifferent to these changes. The quest for an egalitarian education, ...
Metodologia para visualização de cristais de parafinas em óleo formulado através de microscopia óptica de campo claro
(Universidade Tecnológica Federal do ParanáCuritibaBrasilBacharelado em Engenharia MecânicaUTFPR, 2019-12-09)
Much of the Brazil oil production comes from offshore (deepwater) platforms. These oils, rich in paraffin, are transported to the Earth coast by pipelines that pass through the seabed, where the average temperature is ...