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Estimate of the discard of ferrous and not ferrous metals
(2009-01-01)
It was believed that the impacts related to the humankind activities had repercussion only at local scope, and in some cases in the regional, and these problems could be easily decided. However, today it is common that the ...
A new concept for an old instrument: flexible corneal scrapping spatula
(Conselho Brasileiro de Oftalmologia, 1999-12-01)
We describe a new methods to produce an instrument to scrap the cornea. It is made from either a fine needle or a cannula. The material is flattened by means of a laminator or a hammer and a flat metal surface. A sandpaper ...
Recycling scrap automotive heat shield insulation material
(Springer, 2015)
Recycling scrap automotive heat shield insulation material
(Springer, 2015)
Tecnologías de recuperación de metales preciosos a partir de los residuos de aparatos eléctricos y electrónicos (RAEE): Una revisión sistemática
(Universidad César VallejoPE, 2022)
Los RAEE, contienen metales preciosos de las cuales se encuentran en las
computadoras, laptops, teléfonos móviles, scraps, discos duros, placas de circuito
impreso, etc. Es así que estos residuos han provocado problemas ...
Estudio del residuo de preparación de chatarra de siderperu para su uso como combustible alternativo del carbón
(Universidad Nacional de Trujillo. Fondo EditorialPE, 2014)
Las plantas semi-integradas de producción de acero tienen como materia prima
básica a la chatarra en el proceso de fusión. La etapa de industrialización de la
chatarra proporciona la entrega de chatarra ferrosa con elevada ...
Análise de desempenho de um fogão solar construído a partir de sucatas de antena de tv
(Universidade Federal do Rio Grande do NorteBRUFRNPrograma de Pós-Graduação em Engenharia MecânicaTecnologia de Materiais; Projetos Mecânicos; Termociências, 2011-02-28)
Given the growing environmental crisis caused by degradation, mainly due to the use of polluting energy sources, increasing the growing use of renewable energies worldwide, with emphasis on solar energy, an abundant supply ...
Silver recovery from flotation tailings, by acid-chlorine leachingRecuperación de plata a partir de relaves de flotación, mediante lixiviación acido-clorurante
(Universidad Nacional Mayor de San Marcos, Facultad de Ingeniería Geológica, Minera, Metalúrgica y Geográfica, 2000)
Aplicação e caracterização de carepa de aço com carvão ativado no tratamento de 2,4-dinitrofenol em reator de leito fixo
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilPrograma de Pós-Graduação em Tecnologia de Processos Químicos e BioquímicosUTFPR, 2020-12-04)
In general, conventional treatments are not enough to effectively treat industrial effluents, making it necessarytoinvest in new techniques that perform more eficientely and at a lower cost. Advanced oxidatives processes ...