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Listar por autor "Lorenzo Tallafigo, Juan"
Mostrando ítems 1-9 de 9
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Artículo
A new thiosalt depuration bioprocess for water- recycling in metallic sulphide mineral processing
Mazuelos Rojas, Alfonso; Iglesias González, María Nieves; Montes Rosúa, Cristina; Lorenzo Tallafigo, Juan; Romero Aleta, Rafael; Carranza Mora, Francisco (Elsevier, 2019-11)Economic and environmental imperatives force the metallic sulphide processing industry to re-use liquors that normally ...
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Artículo
A novel hydrometallurgical treatment for the recovery of copper, zinc, lead and silver from bulk concentrates
Lorenzo Tallafigo, Juan; Romero Aleta, Rafael; Iglesias González, María Nieves; Mazuelos Rojas, Alfonso; Romero Aleta, Rafael; Carranza Mora, Francisco (Elsevier, 2021-03)Nowadays sulphide ores exploitation is undergoing some troubles, which are hindering the treatment through traditional ...
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Artículo
An alternative approach to recover lead, silver and gold from black gossan (polymetallic ore). Study of biological oxidation and lead recovery stages
Lorenzo Tallafigo, Juan; Iglesias González, María Nieves; Mazuelos Rojas, Alfonso; Romero Aleta, Rafael; Carranza Mora, Francisco (Elsevier, 2019-01)A novel procedure to recover lead, silver and gold from polymetallic sulphide ores, cleaner than the traditional ...
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Artículo
Copper recovery from unground printed circuit board by biogenic ferric at high solid/liquid ratio
Iglesias González, María Nieves; Ramírez del Amo, Pablo; Lorenzo Tallafigo, Juan; Romero García, Aurora; Mazuelos Rojas, Alfonso; Romero Aleta, Rafael; Carranza Mora, Francisco (Elsevier, 2022)In this work, the recovery of Cu from large waste printed circuit board (PCB) pieces by biogenic ferric sulphate at high ...
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Tesis Doctoral
Extraction of base and precious metals and other valuable elements from mining tailings by hydrometallurgical processes
Lorenzo Tallafigo, Juan (2024-04-04)The generation of a great volume of harmful wastes causes many environmental issues, such as AMD (Acid Mine Drainage) ...
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Artículo
Ferric leaching of the sphalerite contained in a bulk concentrate: Kinetic study
Lorenzo Tallafigo, Juan; Iglesias González, María Nieves; Romero Aleta, Rafael; Mazuelos Rojas, Alfonso; Carranza Mora, Francisco (Elsevier, 2018-08)A novel process for the integral treatment of polymetallic sulphide ores is proposed. The process consists of a global ...
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Artículo
The BRISA process as a path for efficient copper recovery from waste PCBs
Iglesias González, María Nieves; Carranza Mora, Francisco; Mazuelos Rojas, Alfonso; Romero, Rafael; Lorenzo Tallafigo, Juan; Romero García, Aurora; Ramírez del Amo, Pablo (Elsevier, 2021)In the present work, a two-stage biohydrometallurgical process for copper extraction from waste PCBs is developed. The ...
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Artículo
The reprocessing of hydrometallurgical sulphidic tailings by bioleaching: the extraction of metals and the use of biogenic liquors
Lorenzo Tallafigo, Juan; Iglesias González, María Nieves; Romero García, Aurora; Mazuelos Rojas, Alfonso; Ramírez del Amo, Pablo; Romero Aleta, Rafael; Carranza Mora, Francisco (Elsevier, 2022-01)Mineralurgical and metallurgical processes generate a large amount of harmful residues. These wastes usually contain a ...
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Artículo
Valorisation of a flotation tailing by bioleaching and brine leaching, fostering environmental protection and sustainable development
Romero García, Aurora; Iglesias González, María Nieves; Romero Aleta, Rafael; Lorenzo Tallafigo, Juan; Mazuelos Rojas, Alfonso; Carranza Mora, Francisco (Elsevier, 2019-10)Flotation tailing is a problematic mining waste, because contains sulphides that exposed to oxidising conditions generate ...