AO Vorkutaugol, one of Russia’s largest coal mining companies, a subsidiary of Severstal, has successfully completed an experiment at Pechorskaya Concentrating Mill to improve the quality of its coal concentrate. The improved finished product is already being shipped to Cherepovets Steel Mill (CherMK). The potential financial benefit of this project is estimated at 1 billion roubles per year.

The project to reduce the ash ...

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