LD CONVERTER DEFORESTATION PROCESS WITH FESI AND FE203 SLAG BRIQUETTE ADDITIONS

摘要

process for dephosphorization in ld converter with additions of fesi and fe ~ 2 ~ o ~ 3 ~ slag briquettes. The present patent is a process for dephosphorization in ld converter with additions of fesi and fe ~ 2 ~ o ~ 3 ~ slag briquettes, having three stages: adjusting the basicity according to the phosphorus and silicon content of pig iron , and the slag volume according to the silicon content of pig iron; flux additions at the beginning of the blow and between 50 and 70% of the blow; addition of dephosphorating agent in the second half of the murmur.