Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Soc De Biotecnologia Del Norte LtdafiledCriticalSoc De Biotecnologia Del Norte Ltda
Priority to CL2017001218ApriorityCriticalpatent/CL2017001218A1/en
Publication of CL2017001218A1publicationCriticalpatent/CL2017001218A1/en
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
Y02E60/30—Hydrogen technology
Y02E60/50—Fuel cells
Abstract
La presente invención se relaciona con un sistema y método para el mejoramiento de la calidad del agua de soluciones acuosas que son recicladas en los procesos de biolixiviación y lixiviación química de minerales de cobre, y en particular se refiere a un sistema de celdas de bioelectrodiálisis que comprende una celda de tratamiento y una celda de amplificación conectadas operativamente entre sí.The present invention relates to a system and method for the improvement of water quality of aqueous solutions that are recycled in the bioleaching and chemical leaching processes of copper ores, and in particular refers to a bioelectrodialysis cell system that It comprises a treatment cell and an amplification cell operatively connected to each other.
CL2017001218A2017-05-122017-05-12
Bio-electrodialysis cell to improve water quality in mining processes
CL2017001218A1
(en)
Process to recover copper and / or precious metal by leaching with an alkaline leach and an amino acid or derivative thereof; alkaline leaching solution comprising amino acid or a derivative thereof and having a ph of at least 9.
Method for leaching copper and gold from sulphide minerals that comprises contacting the mineral with a solution containing chlorine, copper and iron ions with an oxidizing agent.
Process for recovering nonferrous metals from solid matrix, comprising leaching the matrix with an aqueous base solution containing chloride ions and ammonium ions and having a pH between 6.5 and 8.5, in the presence of oxygen.