Column structure for supporting a distribution plate in a fluidized bed reduction furnace for reducing iron ore powder, wherein bands of stainless steel (14) are partially placed on an outside surface of, and fastened to, columns (12) that support a distribution plate in an inside space of a body of the fluidized be...

The present invention relates to a submerged entry nozzle for continuous casting, and more particularly, to a submerged entry nozzle (100) for continuous casting, in which a section of a portion of a nozzle is formed to have a flower pattern (103) for preventing molten steel passing through the submerged entry nozzl...

A state analysis method for steelmaking-continuous casting equipment, according to the present invention, comprises the steps of: measuring vibration data about steelmaking-continuous casting equipment by using a laser vibration measuring instrument; transmitting the measured vibration data; comparing the received m...

Refractory composition for constructing a structure in a fluid bed reductionfurnace for reduction of iron ore powder in an FINEX process comprising 9 to 17wt% of calcined alumina, 3 to 6 wt% of superfine evaporated silica SiO2, 5 to 10wt% of alumina cement, and balance of sintered or melted...

The present invention relates to refractory composition for construction of a domeportion of a fluidized bed reduction furnace for reduction of iron ore powder in aFINEX process which is a new iron production method, to provide castable refractoryhaving properties of corrosion resistance so...