Refining is achieved by the addition of lime, fluorspar and iron oxide to the melted steel.
在熔化了的钢中加入石灰、氟石和铁的氧化物，就可以把钢提纯。
2
Experimental status of smelting ferrovanadium with concurrent tapping of slag and iron and liquid refining slag returned is introduced.
介绍了采用渣铁同出、液态精炼渣返炉冶炼钒铁的工艺试验情况。
3
In order to achieve the goal ofrefining liquid steel and smelting clean steel, using of no-carbon refractory for ladles is very important in iron and steel smelting processes.