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During the production of active pharmaceutical ingredients (APIs), solvent extraction has always been a critical step that determines product yield, purity, and manufacturing cost. Traditional extraction columns and mixer-settlers have dominated the industry for decades. However, as the global pharmaceutical…

In the highly competitive non-ferrous metal smelting industry, solution purification and target metal enrichment technologies directly determine the market premium capability of final products. Facing the dual pressures of declining global resource grades and increasingly stringent environmental regulations, traditional gravity…

In the organic acid industry, lactic acid, as one of the three major organic acids in the world, is widely used in brewing, pharmaceuticals, food, leather processing, and many other fields. At present, the fermentation process for lactic acid production…

With the rapid growth of global electric vehicle ownership, the disposal and recycling of spent lithium-ion batteries have become a key issue in the fields of resource recycling and environmental protection. In the hydrometallurgical process, the solvent extraction stage directly…

With the rapid replacement and upgrading of electronic products worldwide, waste printed circuit boards (PCBs) have become one of the fastest-growing components of electronic waste. These discarded boards contain not only non-metallic materials such as resins and fiberglass, but also…

During industrial processes such as petrochemical production and oil/fat hydrogenation, hydrogenation catalysts gradually lose their activity after prolonged use and become spent catalysts. The nickel content in these spent catalysts can typically reach 6% to 20%, which is significantly higher…