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Seleção de materiais para secadores horizontais rotativos
(Universidade Tecnológica Federal do ParanáLondrinaBrasilEngenharia de MateriaisUTFPR, 2017-11-17)
Due to the high consumption and production of grains in Brazil and in the world, a good processing is necessary to maintain the good quality of the grains. The processing consists of several steps, and one of them is the ...
Study of an alternative phosphate sealer for replacement of hexavalent chromium
(ELSEVIER SCIENCE SA, 2010)
This study evaluates the possibility of replacing the hexavalent chromium passivation treatment used as a sealer after phosphating of carbon steel (SAE 1010) by a treatment with niobium ammonium oxalate (Ox). Samples of ...
Tanino de Quebracho colorado chaqueño (Schinopsis balansae) como precursor de un inhibidor de corrosión para acero de bajo contenido de carbonoQuebracho colorado chaqueño (Schinopsis balansae) tannin as a precursor of a corrosion inhibitor for low carbon steel
(Universidad Nacional de Santiago del Estero. Facultad de Ciencias Forestales, 2018-12)
Los taninos del Quebracho colorado (Schinopsis balansae) se han estudiado como una alternativa para la eficaz protección anticorrosiva del acero, con el fin de reemplazar a los pigmentos tradicionales que contienen cromo ...
Processamento de peças em materiais compósitos para o projeto BAJA SAE
(Universidade Estadual Paulista (Unesp), 2013-12-18)
The weight of a vehicle has always been considered an extreme important factor, because it interferes in the performance, steering, consume, environmental impact, wear of components, among the others. Because of the new ...