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How to extract gold from old mobile phones
Old mobile phones contain a large amount of metal elements such as gold, silver, and…
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Separation and recovery of precious metals from solid waste and hazardous waste
For different raw materials containing precious metals, there are different refining methods for separation and…
Platinum group metal waste recycling method
Catalysts are the main application field of PGMs, so waste catalysts have become the most…
Separation and refining methods of palladium
Separation and refining methods of palladium: The main purpose of separation and refining is to…
Pyrometallurgical recovery technology of platinum group metals
PGMs pyrometallurgical recycling refers to the use of base metal collectors such as Cu, Pb,…
Hydrometallurgical and pyrometallurgical technologies for waste circuit boards
Driven by domestic and foreign researchers, the comprehensive treatment technology of electronic waste has made…
Wet recovery technology of platinum group metals
Wet recycling of PGMs refers to the use of chemical reagents to dissolve waste containing…
Recycling methods for gold, silver, palladium, platinum and rhodium waste refining
In fact, in the research on secondary resource recovery of PGMs, almost all efforts are…
Wet process for recovering platinum group metals from waste catalysts
The recovery technology of waste catalysts containing platinum group metals can be divided into two…
How to refine metal palladium
First, 1450 kg of waste palladium catalyst was pre-treated by roasting and solvent washing, and…
Main treatment methods for supported palladium catalysts
Common carriers for supported palladium catalysts include alumina, cordierite (2MgO·Al2O3·SiO2), silica gel, activated carbon and…
Dissolution method of waste catalyst carrier containing platinum group metals
The automobile exhaust catalyst industry accounts for 48%, 82% and 93% of the global demand…