JFE MINERAL COMPANY, LTD

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ENVIRONMENT Project Dept.

Restoring mother earth to a pristine condition

With technology and knowledge which developed resources,as soil environmental consultants, we are actively honing soil decontamination and groundwater purification methods that start with surveys on soil contamination, and encompass environment conservation.

Surveys

We conduct analysis and evaluation of soil contamination using both document-based and field surveys.

  • Histrical Research of LandHistrical Research of Land
  • Three-dimensional ProfilingThree-dimensional Profiling
  • Vibro-rotary SamplingVibro-rotary Sampling

Consulting

Based on surveyed data, we come up with optimal process methods for the condition of the soil.

Treatability TestTreatability Test

Remediation Work

Utilizing our unique clarification technology, our company puts into practice dependable methods for decontamination and purification work.

Heavy Metals

■Soil Washing System■
In this method, soil is washed using slurry agitation.
This system harnesses concentration (classification) and wastewater treatment techniques developed by JFE Mineral.
■Insolubilization Processing Technique■
This technique regulates heavy metal dissolution over extended periods using mineral additives.

VOC

■Iron powder method■
Using the special iron powder, it is a method to reductively decompose VOC.
■Bio-remediation method■
By injection of bio-nutrients into the underground, it is a method to decompose VOC by the function of microbes.

Soil Washing SystemSoil Washing System

Mixing of the iron powder with soilMixing of the iron powder with soil

Injection of bio-nutrients Injection of bio-nutrients

Monitoring

After completion of engineering works, we confirm the conclusion of purification, and conduct sampling and analysis of underground water to confirm that no spreading of pollution has occurred in surrounding environments and that no untoward effects have been caused to underground water.

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