俄罗斯一项专利（专利号1705361）提出一种可提高钢脱硫率和降低钢产品成本、用于精炼钢的造渣混合料。此混合料含有（％）：石灰60－70；斜闪煌岩30－40。斜闪煌岩中含有（％）：氧化铝15－18；氧化钙8－10；氧化铁3－5；氧化亚铁5－8；氧化镁6－8；氧化钠和氧化钾合计6－8； A Russian patent (Patent No. 1705361) proposes a slagging mixture for refining steel in order to increase the desulfurization rate of the steel and reduce the cost of the steel product. This mixture contains (%): lime 60-70; diagonal splendor rock 30-40. Diagonal splendid rock contains (%): alumina 15-18; calcium oxide 8-10; iron oxide 3-5; ferrous oxide 5-8; magnesium oxide 6-8; sodium oxide and potassium oxide total 6-8 ;