The technology of silver refining has been developed and is successfully used including the following stages: dissolution in circulating nitric acid solutions with minimal formation of nitrogen oxides NOx, sorption purification of the solution from platinum metals, purification from non-ferrous metals and tellurium, electro-extraction, and smelting of crystals into ingots.
RU-G-0231
                        Technology offers from Russia
                                                Other
                                            
                        New Silver Refining                    
                    2021-09-06
                        4351
                    
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                            ProjectNew Silver Refining
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                            CODERU-G-0231
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                            FieldsOther
