Experimental and theoretical evaluation of sulfur absorption capacity of slags in production of steel with electric methods - D. N. Togobitskaja; V. P. Piptjuk; I. N. Logozinskij; B. A. Levin; S. V. Grekov; A. A. Anosova; N. E. Khodotova (Fundamental and applied problems of ferrous metallurgy, 2017)