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Sustainable mining of natural vein graphite via acid-extraction from waste attached to rock pieces of vein banks
A procedure based on acid extraction using a mixture of conc. sulfuric and nitric acids (8:1) to recover graphite attached to rock pieces of the vein contact zones of graphite mines, is developed as a sustainable mining practice. When the extracted graphite is heated at 600 °C for 15 min, it is conv...
Autores principales: | , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group UK
2023
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10484958/ https://www.ncbi.nlm.nih.gov/pubmed/37679648 http://dx.doi.org/10.1038/s41598-023-42074-5 |