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As an important boron resource carrier, the development and utilization of salar brine faces technical bottlenecks such as low efficiency and high energy consumption of traditional extraction processes. The CWL-M centrifugal extractor developed and produced by Zhengzhou Tiei Extraction optimizes…

As an important chemical intermediate, the separation and purification process of nitrotoluene has long faced the dual challenges of efficiency and energy consumption. This study innovatively introduced centrifugal extraction technology to address the technical pain points of the traditional three-stage…

In the copper smelting process, the ash leachate contains a variety of valuable metals such as copper, zinc, lead, bismuth, etc. How to efficiently and environmentally friendly recover these metals has always been a major issue facing smelting companies. The…

Citric acid (C₆H₈O₇) is one of the most important products in the production of organic acids by fermentation. It is widely used in food, chemical, pharmaceutical, environmental protection and other industries, and plays an important role in national economic production.…

As the positive electrode materials of lithium-ion batteries develop towards a ternary system with high nickel and low impurities, the purity requirements for manganese sulfate are becoming increasingly stringent. Traditional preparation methods such as crystallization, electrolysis and chemical precipitation have…

For the extraction of aniline, the most commonly used technology is the liquid-liquid extraction and stripping technology based on its weak alkalinity. By precisely controlling the pH value and utilizing the conversion of aniline between the free base state (soluble…