CN100569963C - A kind of method of purification of granular slag steel ...
The present invention relates to a kind of method of purification of granular slag steel, adopt autogenous mill to through weathering, granularity>60mm after the stewing processing of heat, the granular slag steel of TFe>50% does not have medium and grinds, adopt semi-autogenous mill to through weathering, granularity after the stewing processing of heat is 30~60mm, the slag steel of ...