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Study of a pilot plant for the recovery of metals from spent alkaline and zinc-carbon batteries with biological sulphuric acid and polithionates production.
(Planta Piloto de Ingeniería Química, 2014-04)
The recovery of Zn and Mn from spent alkaline and Zn-C batteries with a biohydro-metallurgycal process was studied in a pilot plant that consists in an air lift bio-reactor with a sulfur packed bed where Acidithiobacillus ...
Spent NiMH batteries-The role of selective precipitation in the recovery of valuable metals
(ELSEVIER SCIENCE BV, 2009)
The production of electronic equipment, such as computers and cell phones, and, consequently, batteries, has increased dramatically. One of the types of batteries whose production and consumption has increased in recent ...
Reaproveitamento de óxidos de manganês de pilhas descartadas para eletrocatálise da reação de redução de oxigênio em meio básico
(Sociedade Brasileira de Química, 2010)
The oxygen reduction reaction was studied in alkaline media using manganese oxides obtained from spent batteries as electrocatalysts. Three processes were used to recover manganese oxides from spent batteries. The particles ...
Recuperação de metais pesados de baterias usadas de celulares por biolixiviaçãoRecovery of heavy metals from used cellular batteries by bioleaching
(Universidade Federal de UberlândiaBrasilEngenharia Química, 2018)
A technology for recycling lithium-ion batteries promoting the circular economy: The RecycLib
(2021-12-01)
The demand for lithium-ion batteries (LIBs) is exponentially rising driven by the increasing variety of their applications, which includes consumer electronics, stationary energy storage, and especially electromobility. ...
Estudo eletroquímico da recuperação de metais de pilhas e de baterias descartadas após o usoElectrochemical study of metals recovery from spent batteries
(Escola de Minas, 2012)
O objetivo da pesquisa é recuperar os principais metais presentes em um lote com uma mistura de diversos tipos de pilhas e de baterias descartadas após o uso, lote obtido em um posto de coleta. Para esse estudo, o resíduo ...
Dissolução verde de baterias níquel metal-hidreto para recuperação seletiva de metal críticoGreen dissolution of nickel-metal-hydride batteries for selective recovery of critical metal
(Universidade Federal de ViçosaAgroquímica, 2022)
Desenvolvimento de novas rotas hidrometalúrgicas "verdes" para recuperação de metais a partir de lixo eletrônico
(Universidade Federal de Minas GeraisBrasilICX - DEPARTAMENTO DE QUÍMICAPrograma de Pós-Graduação em QuímicaUFMG, 2019-07-31)
In this work two methodologies were developed for the recovery of strategic metals from secondary sources, as alkaline batteries and fluorescent lamps, using aqueous two-phase system as extraction technique. The ...
Aplicação da separação eletrostática na reciclagem de resíduos poliméricos e baterias de íon de lítio
(Universidade Federal de Santa MariaBREngenharia QuímicaUFSMPrograma de Pós-Graduação em Engenharia Química, 2016-03-23)
The increasing industrial development results in a large consumption of products and materials. Among them, stand out the polymeric materials, due to their versatility and low cost, and electrical and electronic equipment ...