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About Us

     Hangzhou research institute of China coal technology & engineering group (CCTEG) specialize in ...

The technology of purification treatment for mine drainage with suspended solids

    According to the characteristics of quantity and quality of mine drainage with suspended solids, the ...

The technology of advanced treatment for mine drainage with high salinity

According the characteristics of quantity and quality of mine drainage with high salinity, the advanced treatment ...

The technology of direct treatment underground for mine drainage

According the characteristics of quantity and quality of mine drainage with high salinity, the advanced treatment ...

The technology of reclamation and reuse for domestic sewage of coal mines

According to the characteristics of quantity and quality of domestic sewage for coal mines, The patent technology...

The technology of wastewater treatment for coal chemical industry

According to the characteristics of wastewater quality with high organic compounds and ammonia nitrogen for coal ...

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