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IBL-26-0457

Method for separating radioactive nuclides from activated concrete waste using heavy liquid separation

Listed on
2026-07-03
Method for Separating Radioactive Nuclides from Activated Concrete Waste Using Heavy Liquid Separation

This technology is a method for separating radioactive nuclides from activated concrete waste by washing it with an acidic solution, followed by heavy liquid separation using a sodium polytungstate solution.

Existing nuclide separation methods using strong acids had issues with low decontamination efficiency and the generation of secondary wastewater.

This technology efficiently separates radioactive nuclides without using strong acids, through heavy liquid separation based on a sodium polytungstate solution.

Key Features:
  • Acidic solution washing of activated concrete waste
  • Particle size-based separation step
  • Heavy liquid separation using sodium polytungstate solution
  • Efficient separation of radioactive nuclides without strong acids
Pohang University of Science & Technology
Hong Seok-ju | Eom Woo-yong
Document
Date of application:
2021-06-01
|
Patent registration number:
10-2568063
Industry
environment•eco
energy
Technology
Chemistry
Country
Korea
Family Patent

N/A

Price
가격협의
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