Krasnodonvugillya, the main coking coal producer of the Metinvest Group, has been shut down after an October 04 methane blast at one of its mines, Duvannaya, killed
6 miners. Krasnodonvugillya, the main coking coal producer of the Metinvest Group, has been shut down after an October 04 methane blast at one of its mines,
Duvannaya, killed 6 miners.