Hydrometallurgy

With the development of technology, the hydrometallurgical process has become more and more mature, and solvent extraction is one of the commonly used methods for extracting metal elements. Common extraction methods such as chemical precipitation, salting out crystallization, ion exchange or chemical…

Hydrometallurgy involves leaching metal ions from used battery cathode materials by selecting appropriate acidic or alkaline media, and then obtaining valuable metals such as lithium, cobalt, and manganese through precipitation, organic matter extraction, separation, and purification. At present, wet recycling…

Application Of Ionic Rare Earth Extraction And Enrichment Rare earths are precious strategic resource, our country’s medium and heavy rare earth reserves of ionic rare earth mines account for >80% of the world’s total, and its output is >95%, which has…

The wet process phosphoric acid process is to decompose phosphate rock powder with inorganic acid to separate crude phosphoric acid, and then purify it to obtain phosphoric acid products. At present, the main purification methods include chemical precipitation, solvent extraction, crystallization…

Electroplating sludge is a solid waste generated during the treatment of electroplating wastewater. It contains some heavy metals such as iron, nickel, chromium, copper, zinc, etc. It has a high water content, during the stacking process, the precious metals in…