Influence of technology applications pulverized coal fuel for thermal performance blast furnace operation, the useful volume of 3000 m3 - V. I. Bolshakov; A. L. Chajka; V. V. Lebed; A. A. Sokhatskij; A. A. Zherebetskij; V. N. Dimentev (Fundamental and applied problems of ferrous metallurgy, 2014)