METHOD OF STEEL MELTING IN CONVERTER - AFONIN SERAFIM Z,SU; SHALIMOV ANATOLIJ G,SU; AJZATULOV RAFIK S,SU; SOBKIN SAMUIL I,SU; YUGOV PETR I,SU; BULOJCHIK GERMAN D,SU; PAK YURIJ A,SU (1987)