Related Experiment Video
Updated: Feb 5, 2026
04:51
Comparison of Two Different Synthesis Methods of Single Crystals of Superconducting Uranium Ditelluride
Published on: July 8, 2021
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Continuous Liquid-Liquid Extraction of Uranium from Uranium-containing Wastewater Using an Organic
Tetsushi Nagano1, Hirochika Naganawa1, Hideya Suzuki2
1Advanced Science Research Center, Japan Atomic Energy Agency.
Summary
A new emulsion flow (EF) system with a refining device was developed to treat uranium wastewater. This system prevents organic phase accumulation, improving extraction performance and enabling efficient wastewater treatment.
Area of Science:
- Environmental Chemistry
- Chemical Engineering
- Separation Science
Background:
- Traditional emulsion flow (EF) extraction systems lack a mechanism to refine the used organic phase.
- This limitation can cause accumulation of extracted components, reducing extraction efficiency, especially when processing large volumes of wastewater.
Purpose of the Study:
- To develop an improved EF system equipped with an organic phase refining device.
- To address the issue of organic phase component accumulation in EF extractors.
- To demonstrate the system's efficacy in treating uranium-containing wastewater.
Main Methods:
- Development of a novel EF system incorporating a dedicated column for refining the organic phase.
- Implementation of the developed system for the treatment of wastewater contaminated with uranium.
- Monitoring and evaluation of extraction performance and organic phase status during operation.
Main Results:
- The newly developed EF system successfully prevented the accumulation of extracted components in the organic phase.
- The refining device effectively maintained the quality of the organic phase throughout the wastewater treatment process.
- The system demonstrated high efficiency in removing uranium from the wastewater.
Conclusions:
- The organic phase-refining-type EF system is a significant advancement for wastewater treatment.
- This innovative approach overcomes the performance limitations of conventional EF extractors.
- The developed system offers a viable and efficient solution for treating uranium-contaminated wastewater.
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