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Now showing items 71-80 of 273
Projeto e operação de cubas eletrolíticas para a indústria de alumínio
(Universidade Federal de São Carlos, 2006-04-26)
The Brazilian aluminum industry is ranked among the sixth biggest aluminum producers worldwide and plays an important role in the local market. Continuous improvement in aluminum industry points to more metal output at ...
Formação de grãos ferríticos ultrafinos através de transformação de fase induzida por deformação
(Universidade Federal de São Carlos, 2007-10-26)
One of the key points in steel development has been the refinement of the microstructure, however without change the chemical composition with addition of alloy elements. The refinement of the ferrite grain size leads ...
Estudo de tendências e oportunidades no desenvolvimento sustentável para a reciclagem de veículos e seus materiais.
(Universidade Federal de São Carlos, 2004-09-27)
The present study has the purpose of identifing and analysing the tendencies of vehicle recycling technologies focusing on shredder residue, PVC and heavy metals due to the importance of this area to the development ...
Estudo da utilização de fundentes alternativos ao feldspato em composições de porcelanato
(Universidade Federal de São Carlos, 2010-01-05)
The porcelainized stoneware has been outstanding in the current market of ceramic tiles because it offers excellent technical and esthetic features. In this research traditional ceramic raw materials were selected and a ...
Sílica coloidal como agente ligante e fonte mulitizadora em concretos refratários
(Universidade Federal de São Carlos, 2009-03-03)
The recent development of refractory castables for high temperatures applications are closely related to binders technology, especially those presenting superior performance and installation properties. The calcium aluminate ...
Estudo da dispersão de pigmentos orgânicos em resina de polipropileno para aplicação em fibras e filamentos
(Universidade Federal de São Carlos, 2009-08-03)
Polypropylene has become widely used in fiber and filament applications; most part of these applications use colorful pigments to satisfy aesthetic necessities, communication, identification and others. To achieve the ...
Modificação e caracterização da superfície do aço inoxidável Martensítico AISI 410
(Universidade Federal de São Carlos, 2010-04-29)
This work deals about the surface modification of the AISI 410 martensitic stainless steel. The modification of steel surfaces is important for the improvement of its mechanical and tribological properties. Among the ...
Desenvolvimento de eletrodo FGM a base de Ni-zircônia para célula a combustível de sólido óxido
(Universidade Federal de São Carlos, 2007-03-01)
The search for alternatives sources to fossil fuel has stimulated the
technological development of solid oxide fuel cell. Hydrogen is the ideal fuel for
this application. However, due to technical reasons, alternatives ...
Avaliação da corrosão intergranular de aços inoxidáveis por meio de normas e de ensaios eletroquímicos em altos potenciais
(Universidade Federal de São Carlos, 2011-04-04)
The corrosion resistance of stainless steels is given by the formation of a Cr2O3 film on the metal surface, inhibiting its contact with the aggressive medium. The sensitization that occurs in these steels at temperatures ...
Correlação entre os resultados de tração a quente e fluência para o cobre comercialmente puro
(Universidade Federal de São Carlos, 2011-03-11)
Hot tensile test data were correlated with creep data, in commercially pure copper, using a recently proposed criterion for the analysis of these two kinds of tests at high temperature. The criterion considers the equivalence ...