sentences:  Coal from this mine has since been used to power coal fired plants of the southern Ural region of the present-day Russian Federation, including plants in Troitsk and Krasnogorsk specifically designed for the high-ash coal the mine produced.From 1965 till 1979 the capacity of the open-cast mine was expanded to reach 50 million tons of coal per year, and the mine reached an output of 56.8 million tons of coal in 1985.In September 1996, the national company "JSC Ekibastuzkomir" (and its mine Bogatyr) was privatized by the Kazakh government, the American company Access Industries bought the 70%-property of Bogatyr mine and Stepnoy mine, and the name was changed to Bogatyr Access Komyr, LLP.