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Recuperação seletiva de ouro de pinos de placa de circuitos impressos empregando nanofibras funcionalizadas com Cyanex 272
(Universidade Federal de Santa MariaBrasilEngenharia QuímicaUFSMPrograma de Pós-Graduação em Engenharia QuímicaCentro de Tecnologia, 2022-08-31)
Advances in technological development mean that the recovery of rare and strategic
metals from secondary sources has become essential, due to the high demand for these metals
in the production of electronic equipment. ...
Evaluation of the environmental conditions and impacts of the exploitation and exploitation of gold minerals through dredges in the Yaguas river-Putumayo river basinEvaluación de las condiciones e impactos ambientales de la explotación y aprovechamiento de minerales de oro mediante dragas en el rio Yaguas-cuenca del rio Putumayo
(Universidad Nacional Mayor de San Marcos, Facultad de Ingeniería Geológica, Minera, Metalúrgica y Geográfica, 2000)
Environmental life cycle assessment for a large-scale gold mining
(Cartagena de Indias, 2020-07)
Mining, generally speaking, is an industry which consumes water in an intensive way, and when metal fineness is less and more mineral is extracted, it will also increase the consumption of this source. Just in the last 40 ...
Avaliação ecotoxicológica de impactos da contaminação por metais e arsênio em áreas de mineração e beneficiamento de ouro em Minas Gerais
(Universidade Federal de Minas GeraisUFMG, 2013-10-31)
Mining is one of the most important activities for economic profits although among the ones causing more environmental impacts. The effects either in extraction areas or in processing and production areas cause several ...
Green Synthesis of Gold and Silver Nanoparticles from Plant Extracts and Their Possible Applications as Antimicrobial Agents in the Agricultural Area
(MDPI AG, 2020-09-07)
Currently, metal nanoparticles have varied uses for different medical, pharmaceutical, and
agricultural applications. Nanobiotechnology, combined with green chemistry, has great potential
for the development of novel and ...
Minería, medio ambiente y desarrollo. Efectos socio ambientales de la delimitación del Páramo de Santurbán en los municipios de Vetas y California, durante el periodo de 2006-2016
(Universidad de La Salle. Facultad de Ciencias Económicas y Sociales. Negocios y Relaciones Internacionales, 2018)
Sostenibilidad de la extracción minera del Oro implementando controles estatales
(Facultad de Ciencias Económicas y AdministrativasEconomía, 2018)
Rrealizar una evaluación de la explotación de un recurso no renovable como el oro, desde una perspectiva económica abordando las dimensiones ambientales y sociales para capturar los problemas principales de la extracción ...
Environmental Aspects of a Major ARD Source at El Indio Au-Cu-As District, North-Central Chile
(2022)
El Indio, an Au-Cu-As deposit with outstanding gold grades, was mined in the Andes of the Coquimbo region, Chile, between 1975 and 2002. Sediment and water sampling of the rivers in the 2000 s found exceptional As and metal ...
Mercurio total en animales domésticos en mina Santa Cruz, Sur de Bolívar – Colombia
(Universidad de Sucre, 2013-07-12)