Additional information
Nizhnii Tagil Metallurgical Combine. Urals Blast-Furnace Repair Trust. All-Union Scientific-Research Institute of Metallurgical Heat Engineering. Urals Ferrous Metallurgical Power Engineering Enterprise. Zaporozh'e Steel Plant. Makeevka Metallurgical Plant. Translated from Metallurg, No. 6, pp. 31–33, June, 1974.