|Application No.||Application Title||Issue Date|
|20090075808||Refractory, Method for Manufacturing Refractory, and Refractory Raw Material|
A carbon-containing refractory is provided, which can improve the thermal shock resistance, the abrasion resistance, and the corrosion resistance without degrading the oxidation resistance.
In a carbon-containing refractory composed of a re...
|20090044723||Carbon-Containing Refractory, Production Method Thereof, and Pitch-Containing Refractory Raw Material|
A configuration in which particles of pitch 2 having a softening point in the range of 70 to 200° C. and a diameter equal to or smaller than 30 μm are held on the surfaces of particles of a refractory raw material 3 having a diameter equal to or smaller than 50...
|20060214029||Immersion nozzle for continuous casting of steel and method for continuous steel casting of steel using the immersion nozzle|
Disclosed is a nozzle for continuous casting of clean steel, capable of preventing adhesion of Al2O3-based inclusions to a wall surface of the inner hole of the nozzle while fully achieving an effect of a swirl vane provided as a means to prevent o...